Test ID:	1.3.6.1.4.1.25623.1.0.890831
Category:	Debian Local Security Checks
Title:	Debian: Security Advisory (DLA-831-1)
Summary:	The remote host is missing an update for the Debian 'gtk-vnc' package(s) announced via the DLA-831-1 advisory.
Description:	Summary: The remote host is missing an update for the Debian 'gtk-vnc' package(s) announced via the DLA-831-1 advisory. Vulnerability Insight: Josef Gajdusek discovered two vulnerabilities in gtk-vnc, a VNC viewer widget for GTK: CVE-2017-5884 Fix bounds checking for RRE, hextile & copyrec encodings. This bug allowed a remote server to cause a denial of service by buffer overflow via a carefully crafted message containing subrectangles outside the drawing area. CVE-2017-5885 Correctly validate color map range indexes. This bug allowed a remote server to cause a denial of service by buffer overflow via a carefully crafted message with out-of-range colour values. For Debian 7 Wheezy, these problems have been fixed in version 0.5.0-3.1+deb7u1. We recommend that you upgrade your gtk-vnc packages. Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: [link moved to references] Affected Software/OS: 'gtk-vnc' 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-2017-5884 96016 http://www.securityfocus.com/bid/96016 FEDORA-2017-ab04a91edd https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGPQ5MQR6SN4DYTEFACHP2PP5RR26KYK/ RHSA-2017:2258 https://access.redhat.com/errata/RHSA-2017:2258 [oss-security] 20170203 CVE request for two input validation flaws in gtk-vnc http://www.openwall.com/lists/oss-security/2017/02/03/5 [oss-security] 20170204 Re: CVE request for two input validation flaws in gtk-vnc http://www.openwall.com/lists/oss-security/2017/02/05/5 https://bugzilla.gnome.org/show_bug.cgi?id=778048 https://git.gnome.org/browse/gtk-vnc/commit/?id=ea0386933214c9178aaea9f2f85049ea3fa3e14a Common Vulnerability Exposure (CVE) ID: CVE-2017-5885 https://bugzilla.gnome.org/show_bug.cgi?id=778050 https://git.gnome.org/browse/gtk-vnc/commit/?id=c8583fd3783c5b811590fcb7bae4ce6e7344963e
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