Is CVE-2011-3637 being actively exploited?

CVE-2011-3637 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-3637?

CVE-2011-3637 has a CVSS 3.1 base score of 5.5 (MEDIUM).

CVE-2011-3637

MEDIUM · CVSS 5.5EPSS 0.4%EU EUVD

The m_stop function in fs/proc/task_mmu.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (OOPS) via vectors that trigger an m_start error.

Key facts

CVSS score: 5.5 (v3.1)
Severity: MEDIUM
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-476
EPSS score: 0.4% (30th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-3596)
Published: May 17, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-3596 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

linux / linux kernel
redhat / enterprise linux

References

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39(Broken Link)
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=76597cd31470fa130784c78fadb4dab2e624a723
http://www.openwall.com/lists/oss-security/2012/02/06/1(Mailing List, Patch, Third Party Advisory)
https://bugzilla.redhat.com/show_bug.cgi?id=747848(Issue Tracking, Third Party Advisory)
https://github.com/torvalds/linux/commit/76597cd31470fa130784c78fadb4dab2e624a723(Patch, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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