CVE-2011-4611 Integer overflow in n/a

What is CVE-2011-4611?

CVE-2011-4611 is a medium-severity vulnerability in Linux kernel, published on 17 May 2012. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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.

Weakness: CWE-189

Which versions are affected by CVE-2011-4611?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2011-4611?

Upgrade to a fixed version.

Is CVE-2011-4611 being exploited?

There is no known exploitation of CVE-2011-4611 in the wild and no public exploit code.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-pq7v-jc9m-8g8c.