Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 2.6.39 |
Related Weaknesses (CWE)
References
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Broken Link
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.openwall.com/lists/oss-security/2011/12/15/2Mailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=767914Issue TrackingThird Party Advisory
- https://github.com/torvalds/linux/commit/0837e3242c73566fc1c0196b4ec61779c25ffc9PatchThird Party Advisory
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39Broken Link
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.openwall.com/lists/oss-security/2011/12/15/2Mailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=767914Issue TrackingThird Party Advisory
- https://github.com/torvalds/linux/commit/0837e3242c73566fc1c0196b4ec61779c25ffc9PatchThird Party Advisory
FAQ
What is CVE-2011-4611?
CVE-2011-4611 is a vulnerability with a CVSS score of 4.9 (MEDIUM). 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 (unhand...
How severe is CVE-2011-4611?
CVE-2011-4611 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-4611?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.