CVE-2013-2930

Severity: low (CVSS 3.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-12-09 · updated 2026-06-16
Weakness: CWE-264

Description

The perf_trace_event_perm function in kernel/trace/trace_event_perf.c in the Linux kernel before 3.12.2 does not properly restrict access to the perf subsystem, which allows local users to enable function tracing via a crafted application.

Affected products

Linux kernel: through 3.12.1; 3.0-rc1, 3.0-rc2, 3.0-rc3, 3.0-rc4, 3.0-rc5, 3.0-rc6 (+267)

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=12ae030d54ef250706da5642fc7697cc60ad0df7
http://rhn.redhat.com/errata/RHSA-2014-0100.html
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.2
http://www.ubuntu.com/usn/USN-2068-1
http://www.ubuntu.com/usn/USN-2070-1
http://www.ubuntu.com/usn/USN-2071-1
http://www.ubuntu.com/usn/USN-2072-1
http://www.ubuntu.com/usn/USN-2074-1
http://www.ubuntu.com/usn/USN-2075-1
http://www.ubuntu.com/usn/USN-2076-1
http://www.ubuntu.com/usn/USN-2112-1
https://github.com/torvalds/linux/commit/12ae030d54ef250706da5642fc7697cc60ad0df7

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