CVE-2014-6051 Information

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.

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2014-October/139654.html http://lists.fedoraproject.org/pipermail/package-announce/2014-September/139445.html http://lists.opensuse.org/opensuse-updates/2015-12/msg00022.html http://rhn.redhat.com/errata/RHSA-2015-0113.html http://seclists.org/oss-sec/2014/q3/639 http://secunia.com/advisories/61506 http://www.debian.org/security/2014/dsa-3081 http://www.ocert.org/advisories/ocert-2014-007.html http://www.openwall.com/lists/oss-security/2014/09/25/11 http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html http://www.securityfocus.com/bid/70093 https://github.com/newsoft/libvncserver/commit/045a044e8ae79db9244593fbce154cdf6e843273 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