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CVE-2021-0941

Published: 25 October 2021

In bpf_skb_change_head of filter.c, there is a possible out of bounds read due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-154177719References: Upstream kernel

Priority

Medium

CVSS 3 base score: 6.7

Status

Package Release Status
linux
Launchpad, Ubuntu, Debian
impish Not vulnerable
(5.11.0-16.17)
bionic
Released (4.15.0-144.148)
focal
Released (5.4.0-74.83)
hirsute Not vulnerable
(5.11.0-14.15)
trusty Not vulnerable
(3.11.0-12.19)
upstream
Released (5.12~rc1)
xenial Not vulnerable
(4.4.0-2.16)
jammy Not vulnerable
(5.13.0-19.19)
Patches:
Introduced by

5293efe62df81908f2e90c9820c7edcc8e61f5e9

Fixed by 6306c1189e77a513bf02720450bb43bd4ba5d8ae
linux-hwe
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

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

hirsute Does not exist

upstream
Released (5.12~rc1)
xenial
Released (4.15.0-144.148~16.04.1)
jammy Does not exist

linux-hwe-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

bionic
Released (5.4.0-74.83~18.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal
Released (5.8.0-55.62~20.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Not vulnerable
(5.11.0-22.23~20.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

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(superseded by linux-hwe)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(superseded by linux-hwe-5.4)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

hirsute Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

linux-lts-xenial
Launchpad, Ubuntu, Debian
impish Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

hirsute Does not exist

trusty Not vulnerable
(4.4.0-13.29~14.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-kvm
Launchpad, Ubuntu, Debian
impish Not vulnerable
(5.11.0-1006.6)
trusty Does not exist

bionic
Released (4.15.0-1092.94)
focal
Released (5.4.0-1040.41)
hirsute Not vulnerable
(5.11.0-1004.4)
upstream
Released (5.12~rc1)
xenial Not vulnerable
(4.4.0-1004.9)
jammy Not vulnerable
(5.13.0-1004.4)
linux-aws
Launchpad, Ubuntu, Debian
impish Not vulnerable
(5.11.0-1006.6)
bionic
Released (4.15.0-1103.110)
focal
Released (5.4.0-1049.51)
hirsute Not vulnerable
(5.11.0-1004.4)
trusty Not vulnerable
(4.4.0-1002.2)
upstream
Released (5.12~rc1)
xenial Not vulnerable
(4.4.0-1001.10)
jammy Not vulnerable
(5.13.0-1005.6)
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 (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

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

hirsute Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

linux-aws-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

bionic
Released (5.4.0-1049.51~18.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Not vulnerable
(5.11.0-1009.9~20.04.2)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

bionic Does not exist

focal Does not exist

hirsute Does not exist

upstream
Released (5.12~rc1)
xenial
Released (4.15.0-1103.110~16.04.1)
jammy Does not exist

linux-azure
Launchpad, Ubuntu, Debian
impish Not vulnerable
(5.11.0-1004.4)
bionic Ignored
(superseded by linux-azure-5.3)
focal
Released (5.4.0-1048.50)
hirsute Not vulnerable
(5.11.0-1003.3)
trusty
Released (4.15.0-1115.128~14.04.1)
upstream
Released (5.12~rc1)
xenial
Released (4.15.0-1115.128~16.04.1)
jammy Not vulnerable
(5.13.0-1006.7)
linux-azure-4.15
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

bionic
Released (4.15.0-1115.128)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

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

hirsute Does not exist

upstream
Released (5.12~rc1)
jammy 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

bionic
Released (5.4.0-1048.50~18.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Not vulnerable
(5.8.0-1033.35~20.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Not vulnerable
(5.11.0-1007.7~20.04.2)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal
Released (5.4.0-1012.15)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-dell300x
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

bionic
Released (4.15.0-1022.26)
upstream
Released (5.12~rc1)
jammy 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 (5.12~rc1)
jammy Does not exist

linux-gcp
Launchpad, Ubuntu, Debian
impish Not vulnerable
(5.11.0-1006.6)
trusty Does not exist

bionic Ignored
(superseded by linux-gcp-5.3)
focal
Released (5.4.0-1044.47)
hirsute Not vulnerable
(5.11.0-1004.4)
upstream
Released (5.12~rc1)
xenial
Released (4.15.0-1100.113~16.04.1)
jammy Not vulnerable
(5.13.0-1005.6)
linux-gcp-4.15
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

bionic
Released (4.15.0-1100.113)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

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

hirsute Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

linux-gcp-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

bionic
Released (5.4.0-1044.47~18.04.2)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

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

hirsute Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Ignored
(reached end of standard support)
bionic Does not exist

hirsute Does not exist

focal
Released (5.4.0-1044.46)
upstream
Released (5.12~rc1)
jammy Not vulnerable
(5.15.0-1002.2)
linux-gke-4.15
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

bionic Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

bionic Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

bionic Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-gke-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

bionic
Released (5.4.0-1044.46~18.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal
Released (5.4.0-1016.17)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-gkeop-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

bionic
Released (5.4.0-1016.17~18.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Not vulnerable
(5.4.0-1003.4)
upstream
Released (5.12~rc1)
jammy Not vulnerable
(5.15.0-1002.2)
linux-oracle
Launchpad, Ubuntu, Debian
impish Not vulnerable
(5.11.0-1005.5)
trusty Does not exist

upstream
Released (5.12~rc1)
bionic
Released (4.15.0-1072.80)
focal
Released (5.4.0-1046.50)
hirsute Not vulnerable
(5.11.0-1003.3)
xenial
Released (4.15.0-1072.80~16.04.1)
jammy Not vulnerable
(5.13.0-1008.10)
linux-oracle-5.0
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

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

hirsute Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

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

hirsute Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

linux-oracle-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

bionic
Released (5.4.0-1046.50~18.04.2)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Not vulnerable
(5.11.0-1008.8~20.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

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

hirsute Does not exist

bionic Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-oem-5.10
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

bionic Does not exist

focal
Released (5.10.0-1025.26)
hirsute Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Not vulnerable
(5.13.0-1009.10)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-oem-osp1
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

bionic Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-raspi
Launchpad, Ubuntu, Debian
impish Not vulnerable
(5.11.0-1007.7)
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal
Released (5.4.0-1036.39)
hirsute Not vulnerable
(5.11.0-1005.5)
upstream
Released (5.12~rc1)
jammy Not vulnerable
(5.13.0-1008.9)
linux-raspi2
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

focal Ignored
(replaced by linux-raspi)
hirsute Does not exist

bionic
Released (4.15.0-1086.91)
upstream
Released (5.12~rc1)
xenial Ignored
(was needs-triage now end-of-life)
jammy Does not exist

linux-raspi2-5.3
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

focal Does not exist

hirsute Does not exist

bionic Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-raspi-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

bionic
Released (5.4.0-1036.39~18.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-riscv
Launchpad, Ubuntu, Debian
impish Not vulnerable
(5.11.0-1007.7)
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-riscv-5.8)
hirsute Not vulnerable
(5.11.0-1005.5)
upstream
Released (5.12~rc1)
jammy Not vulnerable
(5.13.0-1004.4)
linux-riscv-5.8
Launchpad, Ubuntu, Debian
impish Does not exist

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Ignored
(was needs-triage now end-of-life)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

xenial Does not exist

bionic Does not exist

hirsute Does not exist

focal Not vulnerable
(5.11.0-1015.16~20.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

trusty Does not exist

focal Does not exist

hirsute Does not exist

bionic
Released (4.15.0-1103.112)
upstream
Released (5.12~rc1)
xenial Ignored
(was needs-triage now end-of-life)
jammy Does not exist

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

xenial Does not exist

bionic Does not exist

hirsute Does not exist

impish Does not exist

focal Not vulnerable
(5.11.0-1009.10~20.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

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

xenial Does not exist

bionic Does not exist

focal Not vulnerable
(5.14.0-1004.4)
hirsute Does not exist

impish Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

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

xenial Does not exist

bionic Does not exist

hirsute Does not exist

impish Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

focal Not vulnerable
(5.13.0-1007.7)
linux-azure-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Not vulnerable
(5.13.0-1009.10~20.04.2)
impish Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

linux-hwe-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

impish Does not exist

focal Not vulnerable
(5.13.0-21.21~20.04.1)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-aws-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Not vulnerable
(5.13.0-1008.9~20.04.2)
impish Does not exist

upstream
Released (5.12~rc1)
jammy Does not exist

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

bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

upstream
Released (5.12~rc1)
xenial Not vulnerable
(4.4.0-1074.80)
jammy Does not exist

linux-oracle-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

impish Does not exist

focal Not vulnerable
(5.13.0-1011.13~20.04.2)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-gcp-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

impish Does not exist

focal Not vulnerable
(5.13.0-1008.9~20.04.3)
upstream
Released (5.12~rc1)
jammy Does not exist

linux-ibm-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

impish Does not exist

bionic Not vulnerable
(5.4.0-1010.11~18.04.2)
upstream
Released (5.12~rc1)
jammy Does not exist

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

xenial Does not exist

bionic Does not exist

impish Does not exist

focal Not vulnerable
(5.4.0-1063.66+cvm2.2)
upstream
Released (5.12~rc1)
jammy Does not exist

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

xenial Does not exist

bionic Does not exist

focal Does not exist

impish Does not exist

jammy Not vulnerable
(5.15.0-22.22)
upstream
Released (5.12~rc1)
linux-oem-5.17
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

impish Does not exist

jammy Not vulnerable
(5.17.0-1003.3)
upstream
Released (5.12~rc1)
linux-intel-iotg
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

impish Does not exist

jammy Not vulnerable

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Not vulnerable

impish Does not exist

jammy Does not exist

upstream Needs triage