Test ID:	1.3.6.1.4.1.25623.1.1.1.2.2017.777
Category:	Debian Local Security Checks
Title:	Debian: Security Advisory (DLA-777-1)
Summary:	The remote host is missing an update for the Debian 'libvncserver' package(s) announced via the DLA-777-1 advisory.
Description:	Summary: The remote host is missing an update for the Debian 'libvncserver' package(s) announced via the DLA-777-1 advisory. Vulnerability Insight: It was discovered that there were two vulnerabilities in libvncserver, a library to create/embed a VNC server: CVE-2016-9941 Fix a heap-based buffer overflow that allows remote servers to cause a denial of service via a crafted FramebufferUpdate message containing a subrectangle outside of the drawing area. CVE-2016-9942 Fix a heap-based buffer overflow that allow remote servers to cause a denial of service via a crafted FramebufferUpdate message with the Ultra type tile such that the LZO decompressed payload exceeds the size of the tile dimensions. For Debian 7 Wheezy, these issues have been fixed in libvncserver version 0.9.9+dfsg-1+deb7u2. We recommend that you upgrade your libvncserver packages. Affected Software/OS: 'libvncserver' package(s) on Debian 7. Solution: Please install the updated package(s). CVSS Score: 7.5 CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2016-9941 BugTraq ID: 95170 http://www.securityfocus.com/bid/95170 Debian Security Information: DSA-3753 (Google Search) http://www.debian.org/security/2017/dsa-3753 https://security.gentoo.org/glsa/201702-24 https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html https://usn.ubuntu.com/4587-1/ Common Vulnerability Exposure (CVE) ID: CVE-2016-9942
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