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4.9
CVSSv2

CVE-2011-2521

Published: 24/05/2012 Updated: 13/02/2023
CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9
VMScore: 437
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
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Vulnerability Summary

The x86_assign_hw_event function in arch/x86/kernel/cpu/perf_event.c in the Performance Events subsystem in the Linux kernel prior to 2.6.39 does not properly calculate counter values, which allows local users to cause a denial of service (panic) via the perf program.

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References

CWE-189http://www.openwall.com/lists/oss-security/2011/07/06/4https://github.com/torvalds/linux/commit/fc66c5210ec2539e800e87d7b3a985323c7be96ehttp://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39https://bugzilla.redhat.com/show_bug.cgi?id=719228http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fc66c5210ec2539e800e87d7b3a985323c7be96ehttps://nvd.nist.gov
VMScore
CVSSv2
CVSSv3
VMScore
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