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CVE-2022-33743

Published: 5 July 2022

network backend may cause Linux netfront to use freed SKBs While adding logic to support XDP (eXpress Data Path), a code label was moved in a way allowing for SKBs having references (pointers) retained for further processing to nevertheless be freed.

Priority

Medium

CVSS 3 base score: 7.8

Status

Package Release Status
linux
Launchpad, Ubuntu, Debian
trusty Needs triage

xenial Needs triage

bionic Needs triage

focal Needs triage

jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
Patches:
Introduced by

6c5aa6fc4defc2a0977a2c59e4710d50fa1e834c

Fixed by f63c2c2032c2e3caad9add3b82cc6e91c376fd26

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

xenial Needs triage

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-hwe-5.11)
impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-hwe-5.13)
impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

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(superseded by linux-hwe)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(superseded by linux-hwe-5.4)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

impish Does not exist

jammy Does not exist

upstream Needs triage

linux-lts-xenial
Launchpad, Ubuntu, Debian
trusty Needs triage

xenial Does not exist

bionic Does not exist

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Needs triage

bionic Needs triage

focal Needs triage

jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
linux-aws
Launchpad, Ubuntu, Debian
trusty Needs triage

xenial Needs triage

bionic Needs triage

focal Needs triage

jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
linux-aws-5.0
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-aws-5.11)
impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Needs triage

bionic Does not exist

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

linux-azure
Launchpad, Ubuntu, Debian
trusty Needs triage

xenial Needs triage

bionic Ignored
(superseded by linux-azure-5.3)
focal Needs triage

jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
linux-azure-4.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-azure-5.11)
impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Needs triage

bionic Ignored
(superseded by linux-gcp-5.3)
focal Needs triage

jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
linux-gcp-4.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-gcp-5.11)
impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

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

focal Needs triage

impish Does not exist

jammy Needs triage

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

upstream Needs triage

jammy Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Needs triage

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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 Needs triage

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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 Needs triage

upstream Needs triage

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

xenial Needs triage

bionic Needs triage

focal Needs triage

jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
linux-oracle-5.0
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-oracle-5.11)
impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Ignored
(superseded by linux-hwe)
bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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 Needs triage

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
linux-raspi2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Ignored
(end of standard support)
bionic Needs triage

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

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

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

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-riscv-5.8)
jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
linux-riscv-5.8
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-riscv-5.11)
impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

impish Does not exist

jammy Does not exist

upstream Needs triage

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

xenial Ignored
(end of standard support)
bionic Needs triage

focal Does not exist

impish Does not exist

jammy Does not exist

upstream Needs triage

xen
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Needs triage

bionic Needs triage

focal Needs triage

jammy Needs triage

upstream Needs triage

impish Ignored
(reached end-of-life)
Patches:

upstream: https://xenbits.xen.org/xsa/xsa405-linux.patch
Binaries built from this source package are in Universe and so are supported by the community.
linux-lowlatency-hwe-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Needs triage

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

jammy Does not exist

upstream Needs triage

focal Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

jammy Does not exist

upstream Needs triage

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

xenial Does not exist

bionic Does not exist

focal Needs triage

jammy Does not exist

upstream Needs triage