CVE-2022-20154

NameCVE-2022-20154
DescriptionIn lock_sock_nested of sock.c, there is a possible use after free due to a race condition. 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-174846563References: Upstream kernel
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.235-1fixed
buster (security)4.19.249-2fixed
bullseye5.10.106-1fixed
bullseye (security)5.10.120-1fixed
bookworm, sid5.18.5-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcestretch(not affected)
linuxsourcebuster4.19.232-1
linuxsourcebullseye5.10.92-1
linuxsource(unstable)5.15.15-1

Notes

[stretch] - linux <not-affected> (Vulnerable code introduced later)
https://source.android.com/security/bulletin/pixel/2022-06-01
https://git.kernel.org/linus/5ec7d18d1813a5bead0b495045606c93873aecbb (5.16-rc8)

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