What’s Vulnerable › Vulnerabilities
CVE-2014-9529
- Severity: medium (CVSS 6.9 v2.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2015-01-09 · updated 2026-06-17
- Weakness: CWE-362
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.
Affected products
- Canonical Ubuntu Linux: 10.04, 12.04, 14.04, 14.10
- Debian Linux: 7.0, 8.0
- Fedoraproject Fedora: 20, 21
- Linux kernel: before 3.2.67; from 3.3 before 3.4.107; from 3.5 before 3.10.67; from 3.11 through 3.12.37; from 3.13 through 3.14.31; from 3.15 before 3.16.35 — fixed in 3.10.67, 3.16.35, 3.18.5, 3.2.67, 3.4.107
- Opensuse: 13.1
- RedHat Enterprise Linux Desktop: 6.0, 7.0
- RedHat Enterprise Linux Server: 6.0, 7.0
- RedHat Enterprise Linux Server Aus: 6.6, 7.3, 7.4, 7.6, 7.7
- RedHat Enterprise Linux Server Eus: 6.6, 7.1, 7.2, 7.3, 7.4, 7.5 (+2)
- RedHat Enterprise Linux Server Tus: 6.6, 7.3, 7.6, 7.7
- RedHat Enterprise Linux Workstation: 6.0, 7.0
How to fix
Upgrade to a fixed version: Linux kernel 3.10.67, 3.16.35, 3.18.5, 3.2.67. Check the vendor advisory for mitigations.
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
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