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Vulnerability record · CVE-2014-6051 · published 30 September 2014

CVE-2014-6051: Redhat enterprise linux server aus vulnerability

Redhat · Enterprise Linux Server Aus

Integer overflow in the MallocFrameBuffer function in vncviewer.c in LibVNCServer 0.9.9 and earlier allows remote VNC servers to cause a denial of service (crash) and possibly execute arbitrary code via an advertisement for a large screen size, which triggers a heap-based buffer overflow.

7.5 CVSS 2.0 High EPSS 8.3% · top 5.3% CWE-189 · CWE-189
7.5CVSS 2.0 base score
8.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
34References
17 Jun 2026Last modified by NVD

Description

Integer overflow in the MallocFrameBuffer function in vncviewer.c in LibVNCServer 0.9.9 and earlier allows remote VNC servers to cause a denial of service (crash) and possibly execute arbitrary code via an advertisement for a large screen size, which triggers a heap-based buffer overflow.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

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

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139654.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-September/139445.html Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
http://rhn.redhat.com/errata/RHSA-2015-0113.html Third Party Advisory
http://seclists.org/oss-sec/2014/q3/639 Third Party Advisory
http://secunia.com/advisories/61506 Permissions RequiredThird Party Advisory
http://www.debian.org/security/2014/dsa-3081 Third Party Advisory
http://www.ocert.org/advisories/ocert-2014-007.html PatchThird Party AdvisoryUS Government Resource
http://www.openwall.com/lists/oss-security/2014/09/25/11 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html Third Party Advisory
http://www.securityfocus.com/bid/70093
https://github.com/newsoft/libvncserver/commit/045a044e8ae79db9244593fbce154cdf6e843273 PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
https://security.gentoo.org/glsa/201507-07
https://security.gentoo.org/glsa/201612-36
https://usn.ubuntu.com/4587-1/
https://www.kde.org/info/security/advisory-20140923-1.txt Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139654.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-September/139445.html Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html
http://rhn.redhat.com/errata/RHSA-2015-0113.html Third Party Advisory
http://seclists.org/oss-sec/2014/q3/639 Third Party Advisory
http://secunia.com/advisories/61506 Permissions RequiredThird Party Advisory
http://www.debian.org/security/2014/dsa-3081 Third Party Advisory
http://www.ocert.org/advisories/ocert-2014-007.html PatchThird Party AdvisoryUS Government Resource
http://www.openwall.com/lists/oss-security/2014/09/25/11 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html Third Party Advisory
http://www.securityfocus.com/bid/70093
https://github.com/newsoft/libvncserver/commit/045a044e8ae79db9244593fbce154cdf6e843273 PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
https://security.gentoo.org/glsa/201507-07
https://security.gentoo.org/glsa/201612-36
https://usn.ubuntu.com/4587-1/
https://www.kde.org/info/security/advisory-20140923-1.txt Third Party Advisory

Track CVE-2014-6051 inside VULONE

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Source: NIST National Vulnerability Database (record CVE-2014-6051), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.