| Name | CVE-2013-7446 |
| Description | Use-after-free vulnerability in net/unix/af_unix.c in the Linux kernel before 4.3.3 allows local users to bypass intended AF_UNIX socket permissions or cause a denial of service (panic) via crafted epoll_ctl calls. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-360-1, DSA-3426-1 |
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 | 4.19.249-2 | fixed | |
| buster (security) | 4.19.269-1 | fixed | |
| bullseye | 5.10.158-2 | fixed | |
| bullseye (security) | 5.10.162-1 | fixed | |
| sid, bookworm | 6.1.20-1 | 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 | 3.2.73-2+deb7u1 | DSA-3426-1 | ||
| linux | source | jessie | 3.16.7-ckt20-1+deb8u1 | DSA-3426-1 | ||
| linux | source | (unstable) | 4.2.6-2 | |||
| linux-2.6 | source | squeeze | 2.6.32-48squeeze17 | DLA-360-1 | ||
| linux-2.6 | source | (unstable) | (unfixed) |
https://bugzilla.redhat.com/show_bug.cgi?id=1273845
https://groups.google.com/forum/#!topic/syzkaller/3twDUI4Cpm8
https://www.openwall.com/lists/oss-security/2015/11/18/9
Introduced by: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ec0d215f9420564fc8286dcf93d2d068bb53a07e (v2.6.26-rc9)
Fixed by: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7d267278a9ece963d77eefec61630223fce08c6c (v4.4-rc4)