CVE-2014-9529
Description
Race condition in the key_gc_unused_keys function in security/keys/gc.c in the Linux kernel through 3.18.2 allows local users to cause a denial of service (memory corruption or panic) or possibly have unspecified other impact via keyctl commands that trigger access to a key structure member during garbage collection of a key.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2014-9529
Vendor advisory: cve@mitre.org — https://github.com/torvalds/linux/commit/a3a8784454692dd72e5d5d34dcdab17b4420e74c
Vendor advisory: cve@mitre.org — https://bugzilla.redhat.com/show_bug.cgi?id=1179813
Vendor advisory: cve@mitre.org — http://www.openwall.com/lists/oss-security/2015/01/06/10
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 3.16.7-ckt4-1 |
| debian | bullseye | fixed | 3.16.7-ckt4-1 |
| debian | forky | fixed | 3.16.7-ckt4-1 |
| debian | sid | fixed | 3.16.7-ckt4-1 |
| debian | trixie | fixed | 3.16.7-ckt4-1 |
| debian | 7.0 | affected | |
| debian | 8.0 | affected | |
| fedora | 20 | affected | |
| fedora | 21 | affected | |
| suse | 13.1 | affected | |
| rhel | 6.0 | affected | |
| rhel | 7.0 | affected | |
| ubuntu | 10.04 | affected | |
| ubuntu | 12.04 | affected | |
| ubuntu | 14.04 | affected | |
| ubuntu | 14.10 | affected | |
| linux-kernel | affected | 3.2.67 |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a3a8784454692dd72e5d5d34dcdab17b4420e74c
- http://lists.fedoraproject.org/pipermail/package-announce/2015-January/147864.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-January/147973.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html
- http://rhn.redhat.com/errata/RHSA-2015-0864.html
- http://rhn.redhat.com/errata/RHSA-2015-1137.html
- http://rhn.redhat.com/errata/RHSA-2015-1138.html
- http://www.debian.org/security/2015/dsa-3128
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:058
- http://www.openwall.com/lists/oss-security/2015/01/06/10
- http://www.securityfocus.com/bid/71880
- http://www.securitytracker.com/id/1036763
- http://www.ubuntu.com/usn/USN-2511-1
- http://www.ubuntu.com/usn/USN-2512-1
- http://www.ubuntu.com/usn/USN-2513-1
- http://www.ubuntu.com/usn/USN-2514-1
- http://www.ubuntu.com/usn/USN-2515-1
- http://www.ubuntu.com/usn/USN-2516-1
- http://www.ubuntu.com/usn/USN-2517-1
- http://www.ubuntu.com/usn/USN-2518-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1179813
- https://exchange.xforce.ibmcloud.com/vulnerabilities/99641
- https://github.com/torvalds/linux/commit/a3a8784454692dd72e5d5d34dcdab17b4420e74c
- https://security-tracker.debian.org/tracker/CVE-2014-9529
CWEs
CWE-362
Verify integrity in audit chain (admin only). AS-IS.