CVE-2014-8559

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: 1%CVSS: 5.5Exploit: None knownExposed: 0

A fix is available — apply it.

The d_walk function in fs/dcache.c in the Linux kernel through 3.17.2 does not properly maintain the semantics of rename_lock, which allows local users to cause a denial of service (deadlock and system hang) via a crafted application.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
30(Track)
EG Risk 30/100SSVC: 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%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
53%
KEV
Not listed

Published

November 10, 2014

Last Modified

May 6, 2026

References (62)

Patch Availability(9)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-image-3.2.0-1459-omap4 (3.2.0-1459.79) @ precise2026-05-28ubuntu
ubuntulinux-image-3.13.0-46-generic (3.13.0-46.75~precise1) @ precise2026-05-28ubuntu
ubuntulinux-image-extra-3.16.0-31-generic (3.16.0-31.41~14.04.1) @ trusty2026-05-28ubuntu
ubuntulinux-image-3.2.0-76-powerpc-smp (3.2.0-76.111) @ precise2026-05-28ubuntu
ubuntulinux-image-3.16.0-31-powerpc-e500mc (3.16.0-31.41) @ utopic2026-05-28ubuntu
ubuntulinux-image-extra-3.13.0-46-generic (3.13.0-46.75) @ trusty2026-05-28ubuntu
redhatkernel-rt-0:3.10.0-229.20.1.rt56.141.14.el7_12015-11-03redhat
redhatkernel-0:3.10.0-229.20.1.ael7b2015-11-03redhat
redhatkernel-rt-1:3.10.0-229.rt56.162.el6rt2015-11-03redhat

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.

Affected Packages

(5 across 5 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
linux—3.16.7-ckt4-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux—3.16.7-ckt4-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux—3.16.7-ckt4-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux—3.16.7-ckt4-1—
Debian:7(1)
PackageVulnerable rangeFixed inDependents
linux3.2.41-2 ... 3.2.65-1+deb7u2~bpo60+1 (36 versions)3.2.65-1+deb7u2—

Weakness Classification(1)

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

All Vendor Advisories

(9)

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 6× in last 7d / 22× 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 143 total refreshes for this CVE.

  1. 2026-09-18 19:21 UTCEPSS rescore
  2. 2026-09-17 19:21 UTCEPSS rescore
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  8. 2026-09-10 05:23 UTCOSV refresh
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  7. 2026-08-07 07:27 UTCOSV refresh
  8. 2026-08-06 13:42 UTCEPSS rescore
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  19. 2026-07-23 01:14 UTCEG score recompute
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  21. 2026-07-22 21:56 UTCEG score recompute
  22. 2026-07-22 14:04 UTCEPSS rescore
  23. 2026-07-21 23:48 UTCOSV refresh
  24. 2026-07-21 15:21 UTCEPSS rescore
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  45. 2026-07-05 02:26 UTCEPSS rescore
  46. 2026-07-04 18:56 UTCOSV refresh
  47. 2026-07-04 06:27 UTCEPSS rescore
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  75. 2026-06-16 06:39 UTCOSV refresh

Frequently asked(5)

What is CVE-2014-8559?
CVE-2014-8559 is a medium vulnerability published on November 10, 2014. The dwalk function in fs/dcache.c in the Linux kernel through 3.17.2 does not properly maintain the semantics of renamelock, which allows local users to cause a denial of service (deadlock and system hang) via a crafted application.
When was CVE-2014-8559 disclosed?
CVE-2014-8559 was first published in the National Vulnerability Database on November 10, 2014, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2014-8559 actively exploited?
CVE-2014-8559 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 47.0% of all scored CVEs.
What is the CVSS score of CVE-2014-8559?
CVE-2014-8559 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2014-8559?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-8559, 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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