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CVE-2021-3752

Published: 17 September 2021

A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

From the Ubuntu Security Team

Likang Luo discovered that a race condition existed in the Bluetooth subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code.

Notes

AuthorNote
sbeattie
this is more difficult to trigger due to the presence of
3af70b39fa2d415dc86c370e5b24ddb9fdacbd6f

Priority

Medium

Cvss 3 Severity Score

7.1

Score breakdown

Status

Package Release Status
linux
Launchpad, Ubuntu, Debian
focal
Released (5.4.0-97.110)
hirsute Ignored
(end of life)
upstream
Released (5.16~rc1)
xenial
Released (4.4.0-229.263)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
impish
Released (5.13.0-28.31)
trusty Ignored
(ESM criteria, was needed)
bionic
Released (4.15.0-167.175)
jammy Not vulnerable
(5.15.0-17.17)
kinetic Not vulnerable
(5.15.0-25.25)
lunar Not vulnerable
(5.15.0-25.25)
mantic Not vulnerable
(5.15.0-25.25)
Patches:
Introduced by

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2

Fixed by 1bff51ea59a9afb67d2dd78518ab0582a54a472c
linux-azure
Launchpad, Ubuntu, Debian
xenial
Released (4.15.0-1130.143~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
impish Not vulnerable
(CONFIG_BT disabled)
bionic Ignored
(superseded by linux-azure-5.3)
hirsute Not vulnerable
(CONFIG_BT disabled)
upstream
Released (5.16~rc1)
focal
Released (5.4.0-1068.71)
trusty
Released (4.15.0-1130.143~14.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
jammy Not vulnerable
(CONFIG_BT disabled)
kinetic Not vulnerable
(CONFIG_BT disabled)
lunar Not vulnerable
(CONFIG_BT disabled)
mantic Not vulnerable
(CONFIG_BT disabled)
linux-dell300x
Launchpad, Ubuntu, Debian
lunar Does not exist

impish Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
bionic
Released (4.15.0-1034.39)
jammy Does not exist

kinetic Does not exist

mantic Does not exist

linux-fips
Launchpad, Ubuntu, Debian
lunar Does not exist

bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Ignored
(end of standard support)
jammy Does not exist

kinetic Does not exist

mantic Does not exist

linux-gcp
Launchpad, Ubuntu, Debian
lunar Not vulnerable
(CONFIG_BT disabled)
xenial
Released (4.15.0-1115.129~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
impish Not vulnerable
(CONFIG_BT disabled)
hirsute Ignored
(end of life)
bionic Ignored
(superseded by linux-gcp-5.3)
trusty Does not exist

upstream
Released (5.16~rc1)
focal
Released (5.4.0-1063.67)
jammy Not vulnerable
(CONFIG_BT disabled)
kinetic Not vulnerable
(CONFIG_BT disabled)
mantic Not vulnerable
(CONFIG_BT disabled)
linux-gcp-4.15
Launchpad, Ubuntu, Debian
lunar Does not exist

impish Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
bionic
Released (4.15.0-1115.129)
jammy Does not exist

kinetic Does not exist

mantic Does not exist

linux-gcp-5.11
Launchpad, Ubuntu, Debian
lunar Does not exist

bionic Does not exist

focal
Released (5.11.0-1029.33~20.04.3)
hirsute Does not exist

impish Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Does not exist

jammy Does not exist

kinetic Does not exist

mantic Does not exist

linux-gcp-5.13
Launchpad, Ubuntu, Debian
focal
Released (5.13.0-1013.16~20.04.1)
lunar Does not exist

bionic Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

mantic Does not exist

linux-gcp-5.15
Launchpad, Ubuntu, Debian
lunar Does not exist

bionic Does not exist

focal Not vulnerable

jammy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Does not exist

mantic Does not exist

linux-gcp-5.3
Launchpad, Ubuntu, Debian
lunar Does not exist

impish Does not exist

bionic Ignored
(superseded by linux-gcp-5.4)
focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

mantic Does not exist

linux-gcp-5.4
Launchpad, Ubuntu, Debian
lunar Does not exist

impish Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

bionic
Released (5.4.0-1063.67~18.04.1)
upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

mantic Does not exist

linux-gcp-5.8
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

impish Does not exist

bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

focal Ignored
(superseded by linux-gcp-5.11, was needs-triage)
linux-gcp-edge
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

impish Does not exist

bionic Ignored
(superseded by linux-gcp-5.3)
focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

linux-gke
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

trusty Does not exist

impish Does not exist

bionic Does not exist

hirsute Does not exist

xenial Ignored
(end of standard support)
focal
Released (5.4.0-1061.64)
upstream
Released (5.16~rc1)
jammy Not vulnerable
(5.15.0-1002.2)
mantic Does not exist

linux-gke-4.15
Launchpad, Ubuntu, Debian
focal Does not exist

hirsute Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

xenial Does not exist

impish Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

bionic Ignored
(superseded by linux-gke-5.0, was needs-triage)
linux-gke-5.0
Launchpad, Ubuntu, Debian
bionic Ignored
(end of standard support, was needs-triage)
focal Does not exist

hirsute Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

xenial Does not exist

impish Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

linux-gke-5.15
Launchpad, Ubuntu, Debian
jammy Does not exist

lunar Does not exist

trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Not vulnerable

kinetic Does not exist

mantic Does not exist

upstream Ignored
(end of life, was needs-triage)
linux-gke-5.3
Launchpad, Ubuntu, Debian
bionic Ignored
(end of standard support, was needs-triage)
kinetic Does not exist

lunar Does not exist

trusty Does not exist

impish Does not exist

focal Does not exist

hirsute Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

linux-gke-5.4
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

impish Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

bionic
Released (5.4.0-1061.64~18.04.1)
upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

linux-gkeop
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

impish Does not exist

bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

focal
Released (5.4.0-1032.33)
upstream
Released (5.16~rc1)
jammy Not vulnerable
(5.15.0-1001.2)
mantic Does not exist

linux-gkeop-5.4
Launchpad, Ubuntu, Debian
bionic
Released (5.4.0-1032.33~18.04.1)
kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
impish Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

linux-hwe
Launchpad, Ubuntu, Debian
bionic Ignored
(replaced by linux-hwe-5.4)
focal Does not exist

hirsute Does not exist

kinetic Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial
Released (4.15.0-167.175~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
impish Does not exist

jammy Does not exist

lunar Does not exist

mantic Does not exist

linux-hwe-5.11
Launchpad, Ubuntu, Debian
bionic Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Does not exist

impish Does not exist

hirsute Does not exist

jammy Does not exist

mantic Does not exist

focal Ignored
(superseded by linux-hwe-5.13, was needs-triage)
linux-hwe-5.13
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

bionic Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
focal
Released (5.13.0-28.31~20.04.1)
jammy Does not exist

mantic Does not exist

linux-hwe-5.15
Launchpad, Ubuntu, Debian
lunar Does not exist

bionic Does not exist

jammy Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Does not exist

focal Not vulnerable
(5.15.0-33.34~20.04.1)
kinetic Does not exist

mantic Does not exist

linux-hwe-5.19
Launchpad, Ubuntu, Debian
lunar Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

trusty Does not exist

xenial Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-hwe-6.2, was needs-triage)
linux-hwe-5.4
Launchpad, Ubuntu, Debian
bionic
Released (5.4.0-97.110~18.04.1)
focal Does not exist

hirsute Does not exist

kinetic Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Does not exist

impish Does not exist

jammy Does not exist

lunar Does not exist

mantic Does not exist

linux-hwe-5.8
Launchpad, Ubuntu, Debian
bionic Does not exist

hirsute Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Does not exist

impish Does not exist

jammy Does not exist

mantic Does not exist

focal Ignored
(superseded by linux-hwe-5.11, was needs-triage)
linux-hwe-edge
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
impish Does not exist

bionic Ignored
(superseded by linux-hwe-5.4)
focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Ignored
(superseded by linux-hwe)
jammy Does not exist

mantic Does not exist

linux-ibm
Launchpad, Ubuntu, Debian
kinetic Not vulnerable
(5.15.0-1002.2)
lunar Not vulnerable
(5.15.0-1002.2)
impish Does not exist

bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
focal
Released (5.4.0-1013.14)
jammy Not vulnerable
(5.15.0-1002.2)
mantic Not vulnerable
(5.15.0-1002.2)
linux-ibm-5.4
Launchpad, Ubuntu, Debian
bionic
Released (5.4.0-1014.15~18.04.1)
kinetic Does not exist

lunar Does not exist

focal Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

linux-intel-5.13
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

bionic Does not exist

hirsute Does not exist

impish Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Does not exist

jammy Does not exist

mantic Does not exist

focal Ignored
(end of kernel support, was needs-triage)
linux-intel-iotg
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

bionic Does not exist

focal Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

jammy Not vulnerable
(5.15.0-1004.6)
upstream
Released (5.16~rc1)
mantic Does not exist

linux-intel-iotg-5.15
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

bionic Does not exist

impish Does not exist

jammy Does not exist

trusty Does not exist

xenial Does not exist

focal Not vulnerable
(5.15.0-1003.5~20.04.1)
upstream
Released (5.16~rc1)
mantic Does not exist

linux-kvm
Launchpad, Ubuntu, Debian
bionic
Released (4.15.0-1106.108)
focal
Released (5.4.0-1054.56)
impish
Released (5.13.0-1011.12)
kinetic Not vulnerable
(5.15.0-1004.4)
lunar Not vulnerable
(5.15.0-1004.4)
upstream
Released (5.16~rc1)
xenial
Released (4.4.0-1110.120)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
hirsute Ignored
(end of life)
trusty Does not exist

jammy Not vulnerable
(5.15.0-1002.2)
mantic Does not exist

linux-lowlatency
Launchpad, Ubuntu, Debian
kinetic Not vulnerable
(5.15.0-24.24)
lunar Not vulnerable
(5.15.0-24.24)
bionic Does not exist

focal Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

jammy Not vulnerable
(5.15.0-22.22)
upstream
Released (5.16~rc1)
mantic Not vulnerable
(5.15.0-24.24)
linux-lowlatency-hwe-5.15
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
bionic Does not exist

jammy Does not exist

trusty Does not exist

xenial Does not exist

focal Not vulnerable
(5.15.0-33.34~20.04.1)
mantic Does not exist

linux-lowlatency-hwe-5.19
Launchpad, Ubuntu, Debian
lunar Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

trusty Does not exist

xenial Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-lowlatency-hwe-6.2, was needs-triage)
linux-lts-xenial
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

trusty
Released (4.4.0-229.263~14.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (5.16~rc1)
impish Does not exist

bionic Does not exist

focal Does not exist

hirsute Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

linux-oem
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
impish Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Ignored
(end of standard support)
jammy Does not exist

mantic Does not exist

bionic Ignored
(replaced by linux-hwe-5.4, was needs-triage)
linux-oem-5.10
Launchpad, Ubuntu, Debian
focal
Released (5.10.0-1053.55)
kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
impish Does not exist

bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

linux-oem-5.13
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

impish Does not exist

bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
focal
Released (5.13.0-1029.36)
jammy Does not exist

mantic Does not exist

linux-oem-5.14
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

bionic Does not exist

focal
Released (5.14.0-1013.13)
hirsute Does not exist

impish Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Does not exist

jammy Does not exist

mantic Does not exist

linux-oem-5.17
Launchpad, Ubuntu, Debian
kinetic Not vulnerable
(5.17.0-1003.3)
lunar Does not exist

bionic Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

impish Does not exist

jammy Not vulnerable
(5.17.0-1003.3)
upstream
Released (5.16~rc1)
mantic Does not exist

linux-oem-5.6
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
impish Does not exist

bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

focal Ignored
(superseded by linux-oem-5.10, was needs-triage)
linux-oem-6.0
Launchpad, Ubuntu, Debian
lunar Does not exist

jammy Not vulnerable
(6.0.0-1006.6)
bionic Does not exist

focal Does not exist

kinetic Does not exist

trusty Does not exist

xenial Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-oem-6.1, was needs-triage)
linux-oem-6.1
Launchpad, Ubuntu, Debian
lunar Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

trusty Does not exist

xenial Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-oem-6.5, was needs-triage)
linux-oem-osp1
Launchpad, Ubuntu, Debian
bionic Ignored
(end of standard support, was needs-triage)
kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

jammy Does not exist

mantic Does not exist

linux-oracle
Launchpad, Ubuntu, Debian
bionic
Released (4.15.0-1086.94)
kinetic Not vulnerable
(5.15.0-1002.4)
lunar Not vulnerable
(5.15.0-1002.4)
upstream
Released (5.16~rc1)
xenial
Released (4.15.0-1086.94~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
impish
Released (5.13.0-1016.20)
hirsute Ignored
(end of life)
trusty Does not exist

focal
Released (5.4.0-1062.66)
jammy Not vulnerable
(5.15.0-1001.3)
mantic Not vulnerable
(5.15.0-1002.4)
linux-oracle-5.0
Launchpad, Ubuntu, Debian
kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
impish Does not exist

trusty Does not exist

bionic Ignored
(superseded by linux-oracle-5.3)
focal Does not exist

hirsute Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

linux-oracle-5.11
Launchpad, Ubuntu, Debian
hirsute Does not exist

kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
impish Does not exist

bionic Does not exist

trusty Does not exist

xenial Does not exist

focal
Released (5.11.0-1028.31~20.04.1)
jammy Does not exist

mantic Does not exist

linux-oracle-5.13
Launchpad, Ubuntu, Debian
focal
Released (5.13.0-1016.20~20.04.1)
kinetic Does not exist

lunar Does not exist

xenial Does not exist

bionic Does not exist

impish Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

linux-oracle-5.15
Launchpad, Ubuntu, Debian
lunar Does not exist

bionic Does not exist

focal Not vulnerable

jammy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Does not exist

mantic Does not exist

linux-oracle-5.3
Launchpad, Ubuntu, Debian
impish Does not exist

kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
bionic Ignored
(superseded by linux-oracle-5.4)
focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

linux-oracle-5.4
Launchpad, Ubuntu, Debian
impish Does not exist

kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

bionic
Released (5.4.0-1062.66~18.04.1)
jammy Does not exist

mantic Does not exist

linux-oracle-5.8
Launchpad, Ubuntu, Debian
impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial Does not exist

bionic Does not exist

hirsute Does not exist

jammy Does not exist

mantic Does not exist

focal Ignored
(superseded by linux-oracle-5.11, was needs-triage)
linux-raspi
Launchpad, Ubuntu, Debian
focal
Released (5.4.0-1052.58)
hirsute Ignored
(end of life)
kinetic Not vulnerable
(5.15.0-1005.5)
lunar Not vulnerable
(5.15.0-1005.5)
upstream
Released (5.16~rc1)
impish
Released (5.13.0-1016.18)
bionic Does not exist

trusty Does not exist

xenial Does not exist

jammy Not vulnerable
(5.15.0-1002.2)
mantic Not vulnerable
(5.15.0-1005.5)
linux-raspi-5.4
Launchpad, Ubuntu, Debian
bionic
Released (5.4.0-1052.58~18.04.1)
impish Does not exist

kinetic Does not exist

lunar Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

mantic Does not exist

linux-raspi2
Launchpad, Ubuntu, Debian
bionic
Released (4.15.0-1102.109)
impish Does not exist

kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
focal Ignored
(replaced by linux-raspi)
hirsute Does not exist

trusty Does not exist

jammy Does not exist

xenial Ignored
(end of standard support, was needs-triage)
mantic Does not exist

linux-raspi2-5.3
Launchpad, Ubuntu, Debian
bionic Ignored
(end of standard support, was needs-triage)
impish Does not exist

kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

linux-riscv
Launchpad, Ubuntu, Debian
kinetic Not vulnerable
(5.15.0-1007.7)
lunar Not vulnerable
(5.15.0-1007.7)
upstream
Released (5.16~rc1)
impish
Released (5.13.0-1011.12)
bionic Does not exist

hirsute Ignored
(end of life)
trusty Does not exist

xenial Does not exist

focal Ignored
(superseded by linux-riscv-5.8)
jammy Not vulnerable
(5.15.0-1004.4)
mantic Not vulnerable
(5.15.0-1007.7)
linux-riscv-5.11
Launchpad, Ubuntu, Debian
impish Does not exist

kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

focal Ignored
(superseded by linux-riscv-5.13, was pending)
linux-riscv-5.15
Launchpad, Ubuntu, Debian
xenial Does not exist

bionic Does not exist

focal Not vulnerable

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

mantic Does not exist

linux-riscv-5.8
Launchpad, Ubuntu, Debian
focal Ignored
(superseded by linux-riscv-5.11, was needs-triage)
impish Does not exist

kinetic Does not exist

lunar Does not exist

upstream
Released (5.16~rc1)
bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

jammy Does not exist

mantic Does not exist

linux-snapdragon
Launchpad, Ubuntu, Debian
impish Does not exist

kinetic Does not exist

lunar Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

bionic
Released (4.15.0-1119.128)
upstream
Released (5.16~rc1)
jammy Does not exist

xenial Ignored
(end of standard support, was needs-triage)
mantic Does not exist

linux-nvidia
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

lunar Does not exist

upstream Needs triage

mantic Does not exist

linux-aws-5.0
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-aws-5.3)
focal Does not exist

hirsute Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-aws
Launchpad, Ubuntu, Debian
impish Not vulnerable
(CONFIG_BT disabled)
bionic
Released (4.15.0-1119.127)
focal
Released (5.4.0-1064.67)
hirsute Not vulnerable
(CONFIG_BT disabled)
upstream
Released (5.16~rc1)
trusty
Released (4.4.0-1109.115)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
xenial
Released (4.4.0-1145.160)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
jammy Not vulnerable
(CONFIG_BT disabled)
kinetic Not vulnerable
(CONFIG_BT disabled)
lunar Not vulnerable
(CONFIG_BT disabled)
mantic Not vulnerable
(CONFIG_BT disabled)
linux-aws-5.11
Launchpad, Ubuntu, Debian
impish Does not exist

bionic Does not exist

trusty Does not exist

xenial Does not exist

focal Not vulnerable
(CONFIG_BT disabled)
hirsute Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-aws-5.3
Launchpad, Ubuntu, Debian
impish Does not exist

bionic Ignored
(superseded by linux-aws-5.4)
focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-aws-5.4
Launchpad, Ubuntu, Debian
impish Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

bionic
Released (5.4.0-1064.67~18.04.1)
upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-aws-5.8
Launchpad, Ubuntu, Debian
impish Does not exist

bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

focal Ignored
(superseded by linux-aws-5.11, was needs-triage)
linux-aws-hwe
Launchpad, Ubuntu, Debian
impish Does not exist

bionic Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

upstream
Released (5.16~rc1)
xenial
Released (4.15.0-1119.126~16.04.2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-azure-4.15
Launchpad, Ubuntu, Debian
impish Does not exist

focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
bionic
Released (4.15.0-1130.143)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-azure-5.11
Launchpad, Ubuntu, Debian
impish Does not exist

bionic Does not exist

focal Not vulnerable
(CONFIG_BT disabled)
hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-azure-5.3
Launchpad, Ubuntu, Debian
impish Does not exist

bionic Ignored
(superseded by linux-azure-5.4)
focal Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-azure-5.4
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

upstream
Released (5.16~rc1)
bionic
Released (5.4.0-1068.71~18.04.1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-azure-5.8
Launchpad, Ubuntu, Debian
impish Does not exist

focal Ignored
(superseded by linux-azure-5.11, was needs-triage)
bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-azure-edge
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-azure-5.3)
focal Does not exist

hirsute Does not exist

upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-bluefield
Launchpad, Ubuntu, Debian
impish Does not exist

bionic Does not exist

hirsute Does not exist

trusty Does not exist

xenial Does not exist

focal Not vulnerable
(CONFIG_BT disabled)
upstream
Released (5.16~rc1)
kinetic Does not exist

lunar Does not exist

jammy Not vulnerable
(5.15.0-1011.13)
mantic Does not exist

linux-azure-5.13
Launchpad, Ubuntu, Debian
bionic Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
focal
Released (5.13.0-1013.15~20.04.1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-gkeop-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Not vulnerable

jammy Does not exist

kinetic Does not exist

lunar Does not exist

upstream Needs triage

mantic Does not exist

linux-aws-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

lunar Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-aws-6.2, was needs-triage)
linux-gcp-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-gcp-6.2, was needs-triage)
mantic Does not exist

linux-riscv-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

lunar Does not exist

mantic Does not exist

upstream Ignored
(end of life, was needs-triage)
linux-aws-5.13
Launchpad, Ubuntu, Debian
bionic Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

focal
Released (5.13.0-1012.13~20.04.1)
upstream
Released (5.16~rc1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-allwinner
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Does not exist

kinetic Not vulnerable

lunar Not vulnerable

mantic Does not exist

upstream Ignored
(end of life, was needs-triage)
linux-allwinner-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

lunar Does not exist

mantic Does not exist

upstream Ignored
(end of life, was needs-triage)
linux-starfive
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Does not exist

kinetic Not vulnerable

lunar Not vulnerable

upstream Needs triage

mantic Not vulnerable

linux-starfive-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

lunar Does not exist

mantic Does not exist

upstream Ignored
(end of life, was needs-triage)
linux-azure-fde
Launchpad, Ubuntu, Debian
bionic Does not exist

impish Does not exist

trusty Does not exist

xenial Does not exist

upstream
Released (5.16~rc1)
jammy Needs triage

kinetic Does not exist

lunar Does not exist

focal
Released (5.4.0-1068.71)
mantic Does not exist

linux-aws-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

upstream Ignored
(superseded by linux-aws-6.5, was needs-triage)
mantic Does not exist

linux-hwe-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-hwe-6.5, was needs-triage)
linux-lowlatency-hwe-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

upstream Ignored
(superseded by linux-lowlatency-hwe-6.5, was needs-triage)
mantic Does not exist

linux-ibm-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Not vulnerable

jammy Does not exist

lunar Does not exist

upstream Needs triage

mantic Does not exist

linux-gcp-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-gcp-6.5, was needs-triage)
linux-azure-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-azure-6.5, was needs-triage)
linux-azure-fde-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Ignored
(replaced by linux-azure-6.5, was needs-triage)
linux-aws-5.15
Launchpad, Ubuntu, Debian
bionic Does not exist

jammy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

focal Not vulnerable

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-azure-5.15
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Not vulnerable

jammy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

linux-azure-fde-5.15
Launchpad, Ubuntu, Debian
bionic Does not exist

jammy Does not exist

kinetic Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

lunar Does not exist

focal Not vulnerable
(5.15.0-1007.8~20.04.1)
mantic Does not exist

linux-azure-5.19
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

trusty Does not exist

xenial Does not exist

lunar Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-azure-6.2, was needs-triage)
linux-iot
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Not vulnerable

jammy Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

mantic Does not exist

linux-azure-fde-5.19
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Not vulnerable

kinetic Does not exist

lunar Does not exist

trusty Does not exist

xenial Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-azure-fde-6.2, was needs-triage)
linux-xilinx-zynqmp
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Not vulnerable

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

jammy Not vulnerable

mantic Does not exist

linux-nvidia-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-nvidia-6.5, was needs-triage)
linux-starfive-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Ignored
(superseded by linux-starfive-6.5, was needs-triage)
linux-laptop
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

mantic Not vulnerable

upstream Needs triage

linux-oem-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Needs triage

linux-hwe-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Needs triage

linux-lowlatency-hwe-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Needs triage

linux-riscv-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

mantic Does not exist

upstream Needs triage

linux-starfive-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

mantic Does not exist

upstream Needs triage

linux-aws-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

mantic Does not exist

upstream Needs triage

linux-azure-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

mantic Does not exist

upstream Needs triage

linux-gcp-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

mantic Does not exist

upstream Needs triage

linux-oracle-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

mantic Does not exist

upstream Needs triage

linux-nvidia-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

mantic Does not exist

upstream Needs triage

Severity score breakdown

Parameter Value
Base score 7.1
Attack vector Adjacent
Attack complexity High
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H