CVE-2014-6051

LibVNCServer <= 0.9.9 - Heap-Based Buffer Overflow via Large Screen Size Advertisement

Title source: llm
STIX 2.1

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.

References (17)

Core 17
Core References
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201612-36
Permissions Required, Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/61506
Third Party Advisory x_refsource_confirm
https://www.kde.org/info/security/advisory-20140923-1.txt
Third Party Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-0113.html
Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2014/09/25/11
Third Party Advisory mailing-list x_refsource_mlist
http://seclists.org/oss-sec/2014/q3/639
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201507-07
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/70093
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2014/dsa-3081
Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2014-September/139445.html
Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139654.html
Mailing List mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4587-1/
Patch, Third Party Advisory, US Government Resource x_refsource_misc
http://www.ocert.org/advisories/ocert-2014-007.html
Mailing List vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html

Scores

EPSS 0.0827
EPSS Percentile 94.3%

Details

CWE
CWE-189
Status published
Products (7)
debian/debian_linux 7.0
fedoraproject/fedora 20
fedoraproject/fedora 21
libvncserver/libvncserver < 0.9.9
oracle/solaris 11.3
redhat/enterprise_linux_server_aus 6.5
redhat/enterprise_linux_server_eus 6.5.z
Published Sep 30, 2014
Tracked Since Feb 18, 2026