CVE-2013-2094
KEVHIGH 8.4EPSS 47.7%
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.
- CVSS v3.1 CNA
- 8.4 HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 7.2 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C - EPSS
- 47.71% chance of exploitation in the next 30 days, 99th percentile
- CISA KEV
- added 2022-09-15
- Published
- 2013-05-14
- Updated
- 2025-10-22
Proof-of-concept exploits (7)
- http://packetstormsecurity.com/files/121616/semtex.c
- http://www.exploit-db.com/exploits/33589
- Pashkela/CVE-2013-20944★ · 2013-06-16
- hiikezoe/libperf_event_exploit17★ · 2013-06-20
- realtalk/cve-2013-209491★ · 2013-05-21
- timhsutw/cve-2013-20943★ · 2015-03-29
- vnik5287/CVE-2013-20941★ · 2019-07-23
ExploitDB entries (3)
- https://www.exploit-db.com/exploits/33589
- https://www.exploit-db.com/exploits/26131
- https://www.exploit-db.com/exploits/25444
Exploit collections (1)
- CVE-2013-2094helloexp/0day
Security advisories
- http://lists.centos.org/pipermail/centos-announce/2013-May/019729.html
- http://lists.centos.org/pipermail/centos-announce/2013-May/019733.html
- http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00017.html
- http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/03652.html
- http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/03976.html
- http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/04302.html
- http://news.ycombinator.com/item?id=5703758
- http://rhn.redhat.com/errata/RHSA-2013-0830.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
- http://www.openwall.com/lists/oss-security/2013/05/14/6
- http://www.reddit.com/r/netsec/comments/1eb9iw
- http://www.ubuntu.com/usn/USN-1825-1
- http://www.ubuntu.com/usn/USN-1826-1
- http://www.ubuntu.com/usn/USN-1827-1
- http://www.ubuntu.com/usn/USN-1828-1
- http://www.ubuntu.com/usn/USN-1836-1
- http://www.ubuntu.com/usn/USN-1838-1
- torvalds/linux/commit/8176cced706b5e5d15887584150764894e94e02f
- http://twitter.com/djrbliss/statuses/334301992648331267
- https://bugzilla.redhat.com/show_bug.cgi?id=962792