| Name | CVE-2015-7872 |
| Description | The key_gc_unused_keys function in security/keys/gc.c in the Linux kernel through 4.2.6 allows local users to cause a denial of service (OOPS) via crafted keyctl commands. |
| 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 | DSA-3396-1 |
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 | |
| bookworm | 6.1.15-1 | fixed | |
| sid | 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 | 3.2.68-1+deb7u6 | DSA-3396-1 | ||
| linux | source | jessie | 3.16.7-ckt11-1+deb8u6 | DSA-3396-1 | ||
| linux | source | (unstable) | 4.2.5-1 | |||
| linux-2.6 | source | squeeze | (not affected) | |||
| linux-2.6 | source | (unstable) | (unfixed) |
[squeeze] - linux-2.6 <not-affected> (Vulnerable code not present)
https://bugzilla.redhat.com/show_bug.cgi?id=1272371
Prerequisite for Fedora patches: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=94c4554ba07adbdde396748ee7ae01e86cf2d8d7
Patches from Fedora: http://pkgs.fedoraproject.org/cgit/kernel.git/commit/?id=d76d5fe34b5c151ad83761160998b1075729b541
Upstream commit: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f05819df10d7b09f6d1eb6f8534a8f68e5a4fe61 (v4.3-rc7)
https://www.openwall.com/lists/oss-security/2015/10/20/5