CVE-2014-8241

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-17. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 3%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

XRegion in TigerVNC allows remote VNC servers to cause a denial of service (NULL pointer dereference) by leveraging failure to check a malloc return value, a similar issue to CVE-2014-6052.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
50(Track)
EG Risk 50/100SSVC: 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
Severity98% × 45%
Exploitation3% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
86.2%
KEV
Not listed

Published

December 14, 2016

Last Modified

May 6, 2026

Advisory Details (5)

Auto-updated May 8, 2026
Patch available. Sources: redhat.
generic

oss-sec: Re: Request for CVE assignment for tigervnc affected by similar flaws as in CVE-2014-6051 and CVE-2014-6052 of libvncserver

http://seclists.org/oss-sec/2014/q4/300
generic

oss-sec: Request for CVE assignment for tigervnc affected by similar flaws as in CVE-2014-6051 and CVE-2014-6052 of libvncserver

http://seclists.org/oss-sec/2014/q4/278
generic
https://rhn.redhat.com/errata/RHSA-2015-2233.html
redhat Patch Available

1151312 – (CVE-2014-8241) CVE-2014-8241 tigervnc: NULL pointer dereference flaw in XRegion

Affected: Red Hat Enterprise Linux 7

https://bugzilla.redhat.com/show_bug.cgi?id=1151312
generic
http://www.securityfocus.com/bid/70390

Vendor Advisories for CVE-2014-8241(1)

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

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
redhattigervnc-0:1.3.1-3.el72015-11-19redhat

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.

Data Freshness Timeline

(refreshed 13× in last 7d / 40× 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 116 total refreshes for this CVE.

  1. 2026-07-24 14:13 UTCEPSS rescore
  2. 2026-07-23 14:14 UTCEPSS rescore
  3. 2026-07-23 01:14 UTCEG score recompute
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  72. 2026-05-20 09:52 UTCVendor advisory
  73. 2026-05-20 09:52 UTCGHSA enrichment
  74. 2026-05-20 05:44 UTCVendor advisory
  75. 2026-05-20 05:44 UTCGHSA enrichment

Related CVEs(same vendor)

Frequently asked(5)

What is CVE-2014-8241?
CVE-2014-8241 is a critical vulnerability published on December 14, 2016. XRegion in TigerVNC allows remote VNC servers to cause a denial of service (NULL pointer dereference) by leveraging failure to check a malloc return value, a similar issue to CVE-2014-6052.
When was CVE-2014-8241 disclosed?
CVE-2014-8241 was first published in the National Vulnerability Database on December 14, 2016, 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-2014-8241 actively exploited?
CVE-2014-8241 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 86.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2014-8241?
CVE-2014-8241 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2014-8241?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2014-8241, 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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