Description
The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows local users to gain privileges via a crafted perf_event_open system call.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html ↗
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:176 ↗
- http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/04302.html ↗
- http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/03652.html ↗
- http://lists.centos.org/pipermail/centos-announce/2013-May/019733.html ↗
- http://www.ubuntu.com/usn/USN-1826-1 ↗
- http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/03976.html ↗
- http://www.ubuntu.com/usn/USN-1838-1 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=962792 ↗
- https://github.com/torvalds/linux/commit/8176cced706b5e5d15887584150764894e94e02f ↗
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9 ↗
- http://www.ubuntu.com/usn/USN-1828-1 ↗
- http://lists.centos.org/pipermail/centos-announce/2013-May/019729.html ↗
- http://www.ubuntu.com/usn/USN-1827-1 ↗
- http://www.ubuntu.com/usn/USN-1836-1 ↗
- http://www.osvdb.org/93361 ↗
- http://www.exploit-db.com/exploits/33589 ↗
- http://rhn.redhat.com/errata/RHSA-2013-0830.html ↗
- http://news.ycombinator.com/item?id=5703758 ↗
- http://www.openwall.com/lists/oss-security/2013/05/14/6 ↗
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8176cced706b5e5d15887584150764894e94e02f ↗
- http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00008.html ↗
- http://packetstormsecurity.com/files/121616/semtex.c ↗
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html ↗
- http://twitter.com/djrbliss/statuses/334301992648331267 ↗
- http://www.reddit.com/r/netsec/comments/1eb9iw ↗
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00017.html ↗
- http://www.ubuntu.com/usn/USN-1825-1 ↗
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00009.html ↗
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-2094 ↗