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Vulnerability record · CVE-2014-8241 · published 14 December 2016

CVE-2014-8241: Tigervnc null pointer dereference vulnerability

Tigervnc · Tigervnc

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.

9.8 CVSS 3.0 Critical EPSS 3.1% · top 12.9% CWE-476 · NULL pointer dereference
9.8CVSS 3.0 base score, v2 7.5
3.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
14References
17 Jun 2026Last modified by NVD

Description

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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://seclists.org/oss-sec/2014/q4/278 Mailing List
http://seclists.org/oss-sec/2014/q4/300 Mailing List
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/70390 Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1151312 Issue Tracking
https://rhn.redhat.com/errata/RHSA-2015-2233.html Third Party Advisory
http://seclists.org/oss-sec/2014/q4/278 Mailing List
http://seclists.org/oss-sec/2014/q4/300 Mailing List
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/70390 Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1151312 Issue Tracking
https://rhn.redhat.com/errata/RHSA-2015-2233.html Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2014-8241), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.