CVE-2011-4611

Linux Kernel < 2.6.39 - Denial of Service via Performance Event Integer Overflow

Title source: llm

Description

Integer overflow in the perf_event_interrupt function in arch/powerpc/kernel/perf_event.c in the Linux kernel before 2.6.39 on powerpc platforms allows local users to cause a denial of service (unhandled performance monitor exception) via vectors that trigger certain outcomes of performance events.

References (5)

Core 5

Core References

Mailing List, Third Party Advisory mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2011/12/15/2

Broken Link x_refsource_confirm

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39

Patch, Third Party Advisory x_refsource_confirm

https://github.com/torvalds/linux/commit/0837e3242c73566fc1c0196b4ec61779c25ffc93

Patch x_refsource_confirm

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0837e3242c73566fc1c0196b4ec61779c25ffc93

Issue Tracking, Third Party Advisory x_refsource_confirm

https://bugzilla.redhat.com/show_bug.cgi?id=767914

Scores

EPSS 0.0040

EPSS Percentile 32.6%

Details

CWE

CWE-189

Status published

Products (1)

linux/linux_kernel < 2.6.39

Published May 17, 2012

Tracked Since Feb 18, 2026