| Name | CVE-2013-7421 |
| Description | The Crypto API in the Linux kernel before 3.18.5 allows local users to load arbitrary kernel modules via a bind system call for an AF_ALG socket with a module name in the salg_name field, a different vulnerability than CVE-2014-9644. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-3170-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | jessie, jessie (lts) | 3.16.84-1 | fixed |
| stretch (security) | 4.9.320-2 | fixed |
| stretch (lts), stretch | 4.9.320-3 | fixed |
| buster (security), buster, buster (lts) | 4.19.316-1 | fixed |
| bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.226-1 | fixed |
| bookworm | 6.1.115-1 | fixed |
| bookworm (security) | 6.1.119-1 | fixed |
| trixie | 6.12.5-1 | fixed |
| sid | 6.12.6-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | wheezy | 3.2.65-1+deb7u2 | | DSA-3170-1 | |
| linux | source | (unstable) | 3.16.7-ckt4-2 | | | |
| linux-2.6 | source | squeeze | (not affected) | | | |
| linux-2.6 | source | (unstable) | (unfixed) | | | |
Notes
[squeeze] - linux-2.6 <not-affected> (Introduced in v2.6.38-rc1)
https://lkml.org/lkml/2013/3/4/70
https://plus.google.com/+MathiasKrause/posts/PqFCo4bfrWu
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5d26a105b5a7 (v3.19-rc1)