CVE-2011-3637

MEDIUMNVD 5.55.5—Trending — 4 sources updated this week

5.5

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.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 20.0%
KEV: Not listed

Published

May 17, 2012

Last Modified

April 29, 2026

References (10)

secalert@redhathttp://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
secalert@redhathttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=76597cd31470fa130784c78fadb4dab2e624a723
secalert@redhathttp://www.openwall.com/lists/oss-security/2012/02/06/1
secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=747848
secalert@redhathttps://github.com/torvalds/linux/commit/76597cd31470fa130784c78fadb4dab2e624a723
af854a3a-2127-422b-91ae-364da2661108http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=76597cd31470fa130784c78fadb4dab2e624a723
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/02/06/1
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=747848
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/76597cd31470fa130784c78fadb4dab2e624a723

Patch Availability(13)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	linux-image-2.6.31-610-imx51 (2.6.31-610.28) @ lucid	2026-05-29	ubuntu
ubuntu	linux-image-2.6.32-418-dove (2.6.32-418.36) @ maverick	2026-05-29	ubuntu
ubuntu	linux-image-2.6.35-30-virtual (2.6.35-30.59~lucid1) @ lucid	2026-05-29	ubuntu
ubuntu	linux-image-2.6.38-12-generic (2.6.38-12.51~lucid1) @ lucid	2026-05-29	ubuntu
ubuntu	linux-image-2.6.35-903-omap4 (2.6.35-903.24) @ maverick	2026-05-29	ubuntu
ubuntu	linux-image-2.6.38-11-server (2.6.38-11.50) @ natty	2026-05-29	ubuntu
ubuntu	linux-image-2.6.35-30-powerpc (2.6.35-30.59) @ maverick	2026-05-29	ubuntu
ubuntu	linux-image-2.6.32-218-dove (2.6.32-218.36) @ lucid	2026-05-29	ubuntu
ubuntu	linux-image-2.6.32-34-lpia (2.6.32-34.77) @ lucid	2026-05-29	ubuntu
ubuntu	linux-image-2.6.38-1209-omap4 (2.6.38-1209.15) @ natty	2026-05-29	ubuntu
ubuntu	linux-image-2.6.32-318-ec2 (2.6.32-318.38) @ lucid	2026-05-29	ubuntu
redhat	kernel-0:2.6.18-274.17.1.el5	2012-01-10	redhat
redhat	kernel-rt-0:2.6.33.9-rt31.79.el6rt	2012-01-10	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-476NULL Pointer Dereference

All Vendor Advisories

(13)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 16× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-29 04:34 UTCEG score recompute
2026-05-29 04:34 UTCVendor advisory
2026-05-29 04:34 UTCGHSA enrichment
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch

Frequently asked(5)

What is CVE-2011-3637?

CVE-2011-3637 is a medium vulnerability published on May 17, 2012. The mstop function in fs/proc/taskmmu.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.

When was CVE-2011-3637 disclosed?

CVE-2011-3637 was first published in the National Vulnerability Database on May 17, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2011-3637 actively exploited?

CVE-2011-3637 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 20.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

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

CVE-2011-3637 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2011-3637?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-3637, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2011-3637

Published

Last Modified

References (10)

Patch Availability(13)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-3637?

Same vendor

Same CWE

CVE-2011-3637

📅 Published

🔄 Last Modified

🔗 References (10)

Patch Availability(13)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-3637?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Published

Last Modified

References (10)

Frequently asked(5)

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