Resource exhaustion in Linux Kernel
CVE-2011-2918
The Performance Events subsystem in the Linux kernel before 3.1 does not properly handle event overflows associated with PERF_COUNT_SW_CPU_CLOCK events, which allows local users to cause a denial of service (system hang) via a crafted application.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (58.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 (Patch, Mailing List, Vendor Advisory)
- git.kernel.org/
- github.com/torvalds/linux/commit/a8b0ca17b80e92faab46ee7179ba9e99ccb61233 (Patch, Third Party Advisory)
- www.openwall.com/lists/oss-security/2011/08/16/1 (mailing-list, Patch, Mailing List, Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2011-2918?
- CVE-2011-2918 is a medium-severity vulnerability in Linux Kernel, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2012-05-24.
- How severe is CVE-2011-2918?
- Medium severity. CVSS v3 base score is 5.5 out of 10.