CVE-2011-4611: linux linux_kernel Numeric Errors
Vulnerability summary
CVE-2011-4611 is a medium (CVSS 4.9) Numeric Errors vulnerability in linux linux_kernel. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 33.9% of scored vulnerabilities.
Not severe (CVSS 4.9, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 2Timeline
- 17-05-2012PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
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 metrics
1 score · 1 source · 1 versionEPSS trend
Probability
0.40%
Chance of exploitation in the next 30 days
Percentile
34%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.40% on 04-10-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication (CVSS vector). Other conditions: not stated in public data.
Linux1 product
- linux_kernel< 2.6.39
1 vendor · 1 product
References
5 links- github.com/torvalds/linux/commit/0837e3242c73566fc1c0196b4ec61779c25ffc93X Refsource CONFIRMPatchThird Party Advisory
- git.kernel.orgX Refsource CONFIRM