CVE-2012-1090

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2022-05-13. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

A fix is available — apply it.

The cifs_lookup function in fs/cifs/dir.c in the Linux kernel before 3.2.10 allows local users to cause a denial of service (OOPS) via attempted access to a special file, as demonstrated by a FIFO.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity55% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
33%
KEV
Not listed

Published

May 17, 2012

Last Modified

April 29, 2026

Advisory Details (8)

Auto-updated May 29, 2026
Patch available. Sources: redhat, github_commit.
github_commit

commit 88d7d4e4a439 (torvalds/linux)

Fix landed in torvalds/linux commit 88d7d4e4a439 — awaiting tagged release

https://github.com/torvalds/linux/commit/88d7d4e4a439f32acc56a6d860e415ee71d3df08
redhat Patch Available

798293 – (CVE-2012-1090) CVE-2012-1090 kernel: cifs: dentry refcount leak when opening a FIFO on lookup leads to panic on unmount

Affected: Red Hat Enterprise Linux 6 via

https://bugzilla.redhat.com/show_bug.cgi?id=798293
generic

oss-security - Re: CVE request -- kernel: cifs: dentry refcount leak when opening a FIFO on lookup leads to panic on unmount

http://www.openwall.com/lists/oss-security/2012/02/28/4
generic
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10
generic

About Secunia Research | Flexera

http://secunia.com/advisories/48964
generic

About Secunia Research | Flexera

http://secunia.com/advisories/48842
generic
http://rhn.redhat.com/errata/RHSA-2012-0531.html
generic
http://rhn.redhat.com/errata/RHSA-2012-0481.html

Vendor Advisories for CVE-2012-1090(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(9)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-image-2.6.38-15-server (2.6.38-15.59~lucid1) @ lucid2026-05-29ubuntu
ubuntulinux-image-3.0.0-19-virtual (3.0.0-19.33~lucid1) @ lucid2026-05-29ubuntu
ubuntulinux-image-3.0.0-19-virtual (3.0.0-19.33) @ oneiric2026-05-29ubuntu
ubuntulinux-image-2.6.32-41-lpia (2.6.32-41.88) @ lucid2026-05-29ubuntu
ubuntulinux-image-2.6.32-345-ec2 (2.6.32-345.47) @ lucid2026-05-29ubuntu
ubuntulinux-image-3.0.0-1209-omap4 (3.0.0-1209.21) @ oneiric2026-05-29ubuntu
ubuntulinux-image-2.6.38-1209-omap4 (2.6.38-1209.24) @ natty2026-05-29ubuntu
ubuntulinux-image-2.6.38-15-powerpc-smp (2.6.38-15.59) @ natty2026-05-29ubuntu
redhatkernel-0:2.6.32-220.13.1.el62012-04-17redhat

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.

Additional Vendor Advisories

(8)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 9× in last 7d / 35× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 107 total refreshes for this CVE.

  1. 2026-07-25 14:12 UTCEPSS rescore
  2. 2026-07-23 01:06 UTCEG score recompute
  3. 2026-07-23 00:10 UTCEG score recompute
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  59. 2026-05-29 04:34 UTCVendor advisory
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Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2012-1090?
CVE-2012-1090 is a medium vulnerability published on May 17, 2012. The cifs_lookup function in fs/cifs/dir.c in the Linux kernel before 3.2.10 allows local users to cause a denial of service (OOPS) via attempted access to a special file, as demonstrated by a FIFO.
When was CVE-2012-1090 disclosed?
CVE-2012-1090 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-2012-1090 actively exploited?
CVE-2012-1090 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 67.3% of all scored CVEs.
What is the CVSS score of CVE-2012-1090?
CVE-2012-1090 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2012-1090?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-1090, 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.

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