Vulnerability Details : CVE-2013-2094
Public exploit exists!
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.
Products affected by CVE-2013-2094
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Threat overview for CVE-2013-2094
Top countries where our scanners detected CVE-2013-2094
Top open port discovered on systems with this issue
49152
IPs affected by CVE-2013-2094 3,745
Threat actors abusing to this issue?
Yes
Find out if you* are
affected by CVE-2013-2094!
*Directly or indirectly through your vendors, service providers and 3rd parties.
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CVE-2013-2094 is in the CISA Known Exploited Vulnerabilities Catalog
CISA vulnerability name:
Linux Kernel Privilege Escalation Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Linux kernel fails to check all 64 bits of attr.config passed by user space, resulting to out-of-bounds access of the perf_swevent_enabled array in sw_perf_event_destroy(). Explotation allows for privilege escalation.
Notes:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8176cced706b5e5d15887584150764894e94e02f; https://nvd.nist.gov/vuln/detail/CVE-2013-2094
Added on
2022-09-15
Action due date
2022-10-06
Exploit prediction scoring system (EPSS) score for CVE-2013-2094
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 52 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-2094
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
8.4
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.5
|
5.9
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-02-04 |
CWE ids for CVE-2013-2094
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-2094
-
http://lists.centos.org/pipermail/centos-announce/2013-May/019729.html
[CentOS-announce] CentOS-6 CVE-2013-2094 Kernel IssueThird Party Advisory;VDB Entry
-
http://rhn.redhat.com/errata/RHSA-2013-0830.html
RHSA-2013:0830 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00018.html
[security-announce] openSUSE-SU-2013:0847-1: important: kernel: securityThird Party Advisory;VDB Entry
-
https://bugzilla.redhat.com/show_bug.cgi?id=962792
962792 – (CVE-2013-2094) CVE-2013-2094 kernel: perf_swevent_enabled array out-of-bound accessIssue Tracking
-
http://www.openwall.com/lists/oss-security/2013/05/14/6
oss-security - Re: CVE Request: linux kernel perf out-of-bounds accessMailing List;Third Party Advisory
-
http://www.osvdb.org/93361
404 Not FoundBroken Link
-
http://www.ubuntu.com/usn/USN-1827-1
USN-1827-1: Linux kernel vulnerability | Ubuntu security noticesThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00009.html
[security-announce] openSUSE-SU-2013:0951-1: critical: kernel: securityThird Party Advisory;VDB Entry
-
http://www.ubuntu.com/usn/USN-1826-1
USN-1826-1: Linux kernel vulnerability | Ubuntu security noticesThird Party Advisory
-
http://www.ubuntu.com/usn/USN-1825-1
USN-1825-1: Linux kernel vulnerability | Ubuntu security noticesThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00017.html
[security-announce] openSUSE-SU-2013:1042-1: critical: kernel: securityThird Party Advisory;VDB Entry
-
http://www.exploit-db.com/exploits/33589
Linux Kernel 3.2.0-23/3.5.0-23 (Ubuntu 12.04/12.04.1/12.04.2 x64) - 'perf_swevent_init' Local Privilege Escalation (3) - Linux_x86-64 local ExploitThird Party Advisory;VDB Entry
-
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9
Not Applicable
-
http://lists.opensuse.org/opensuse-security-announce/2013-05/msg00008.html
[security-announce] SUSE-SU-2013:0819-1: critical: Security update for tThird Party Advisory;VDB Entry
-
http://www.ubuntu.com/usn/USN-1838-1
USN-1838-1: Linux kernel (OMAP4) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.reddit.com/r/netsec/comments/1eb9iw
sd@fucksheep.org's semtex.c: Local Linux root exploit, 2.6.37-3.8.8 inclusive (and 2.6.32 on CentOS) 0-day : netsecThird Party Advisory
-
http://www.ubuntu.com/usn/USN-1836-1
USN-1836-1: Linux kernel (OMAP4) vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://packetstormsecurity.com/files/121616/semtex.c
Linux PERF_EVENTS Local Root ≈ Packet StormExploit;Third Party Advisory;VDB Entry
-
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176
mandriva.comMailing List;Third Party Advisory
-
http://news.ycombinator.com/item?id=5703758
Linux local privilege escalation 0day, 2.6.37 - 3.8.10 | Hacker NewsThird Party Advisory
-
https://github.com/torvalds/linux/commit/8176cced706b5e5d15887584150764894e94e02f
perf: Treat attr.config as u64 in perf_swevent_init() · torvalds/linux@8176cce · GitHubThird Party Advisory
-
http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/04302.html
Linux-Kernel Archive: Re: sw_perf_event_destroy() oops while fuzzingThird Party Advisory
-
http://lists.centos.org/pipermail/centos-announce/2013-May/019733.html
[CentOS-announce] CESA-2013:0830 Important CentOS 6 kernel UpdateThird Party Advisory;VDB Entry
-
http://www.ubuntu.com/usn/USN-1828-1
USN-1828-1: Linux kernel (Quantal HWE) vulnerability | Ubuntu security noticesThird Party Advisory
-
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=8176cced706b5e5d15887584150764894e94e02f
Not Applicable
-
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
[security-announce] openSUSE-SU-2013:0925-1: important: kernel: securityThird Party Advisory;VDB Entry
-
http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/03652.html
Linux-Kernel Archive: sw_perf_event_destroy() oops while fuzzingThird Party Advisory;VDB Entry
-
http://lkml.indiana.edu/hypermail/linux/kernel/1304.1/03976.html
Linux-Kernel Archive: Re: sw_perf_event_destroy() oops while fuzzingThird Party Advisory;VDB Entry
-
http://twitter.com/djrbliss/statuses/334301992648331267
Dan Rosenberg on Twitter: "For those following along, here's the fix: http://t.co/8Q3PzIL7IX"Patch
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