Name | CVE-2022-20421 |
Description | In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel |
Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
References | DLA-3173-1, DSA-5257-1, ELA-723-1 |
The table below lists information on source packages.
Source Package | Release | Version | Status |
---|---|---|---|
linux (PTS) | jessie, jessie (lts) | 3.16.84-1 | vulnerable |
stretch (security) | 4.9.320-2 | vulnerable | |
stretch (lts), stretch | 4.9.320-3 | vulnerable | |
buster (security), buster, buster (lts) | 4.19.316-1 | fixed | |
bullseye | 5.10.223-1 | fixed | |
bullseye (security) | 5.10.226-1 | fixed | |
bookworm | 6.1.106-3 | fixed | |
bookworm (security) | 6.1.112-1 | fixed | |
trixie | 6.10.11-1 | fixed | |
sid | 6.11.2-1 | fixed | |
linux-5.10 (PTS) | stretch (lts), stretch | 5.10.218-1~deb9u1 | fixed |
buster (security), buster, buster (lts) | 5.10.218-1~deb10u1 | fixed |
The information below is based on the following data on fixed versions.
Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
---|---|---|---|---|---|---|
linux | source | jessie | (unfixed) | end-of-life | ||
linux | source | stretch | (unfixed) | end-of-life | ||
linux | source | buster | 4.19.260-1 | |||
linux | source | bullseye | 5.10.149-1 | DSA-5257-1 | ||
linux | source | (unstable) | 5.19.11-1 | |||
linux-5.10 | source | stretch | 5.10.149-2~deb9u1 | ELA-723-1 | ||
linux-5.10 | source | buster | 5.10.149-2~deb10u1 | DLA-3173-1 |
https://source.android.com/docs/security/bulletin/2022-10-01
https://git.kernel.org/linus/a0e44c64b6061dda7e00b7c458e4523e2331b739 (6.0-rc4)