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…

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.

Scores

EPSS (exploitation in 30 days)

0.40% · top 66% of all CVEs (3 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.

Weakness

• n/a
• CWE-189 (opens in a new tab)Other CVEs with CWE-189

Affected products

• n/a

  • affected n/a

References (5)

• [oss-security] 20111215 Re: CVE request - kernel: perf, powerpc: Handle events that raise an exception without overflowing (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://github.com/torvalds/linux/commit/0837e3242c73566fc1c0196b4ec61779c25ffc93 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0837e3242c73566fc1c0196b4ec61779c25ffc93 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=767914 (opens in a new tab)x_refsource_CONFIRMx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2011-4611](https://trackcve.app/badge/CVE-2011-4611.svg)](https://trackcve.app/cve/CVE-2011-4611)

Record last updated 7 Aug 2024, 00:09 UTC.