CVE-2013-2094: Linux Kernel Privilege Escalation Vulnerability
High · CVSS 8.4 (CVSS 3.1)KEV known exploitedEPSS 47.7%, 99th percentilePublished Updated Assigner: redhat
In CISA’s Known Exploited Vulnerabilities catalog: Linux Kernel Privilege Escalation Vulnerability.
Added , federal remediation due . Known ransomware use: Unknown.
Required action: Apply updates per vendor instructions.
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.
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
Linux: Kernel
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- git.kernel.org (opens in new tab)
- lists.centos.org/pipermail/centos-announce/2013-May/019729.html (opens in new tab)
- lists.centos.org/pipermail/centos-announce/2013-May/019733.html (opens in new tab)
- lists.opensuse.org/opensuse-security-announce/2013-05/msg00008.html (opens in new tab)
- lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html (opens in new tab)
- lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html (opens in new tab)
- lists.opensuse.org/opensuse-security-announce/2013-06/msg00009.html (opens in new tab)
- lists.opensuse.org/opensuse-security-announce/2013-06/msg00017.html (opens in new tab)
- lkml.indiana.edu/hypermail/linux/kernel/1304.1/03652.html (opens in new tab)
- lkml.indiana.edu/hypermail/linux/kernel/1304.1/03976.html (opens in new tab)
- lkml.indiana.edu/hypermail/linux/kernel/1304.1/04302.html (opens in new tab)
- news.ycombinator.com/item (opens in new tab)
- packetstormsecurity.com/files/121616/semtex.c (opens in new tab)
- rhn.redhat.com/errata/RHSA-2013-0830.html (opens in new tab)
- bugzilla.redhat.com/show_bug.cgi (opens in new tab)
- github.com/torvalds/linux/commit/8176cced706b5e5d15887584150764894e94e02f (opens in new tab)
- twitter.com/djrbliss/statuses/334301992648331267 (opens in new tab)
- www.exploit-db.com/exploits/33589 (opens in new tab)
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9 (opens in new tab)
- www.mandriva.com/security/advisories (opens in new tab)
- www.openwall.com/lists/oss-security/2013/05/14/6 (opens in new tab)
- www.osvdb.org/93361 (opens in new tab)
- www.reddit.com/r/netsec/comments/1eb9iw (opens in new tab)
- www.ubuntu.com/usn/USN-1825-1 (opens in new tab)
- www.ubuntu.com/usn/USN-1826-1 (opens in new tab)
- www.ubuntu.com/usn/USN-1827-1 (opens in new tab)
- www.ubuntu.com/usn/USN-1828-1 (opens in new tab)
- www.ubuntu.com/usn/USN-1836-1 (opens in new tab)
- www.ubuntu.com/usn/USN-1838-1 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)