Range Error Affecting gtk-vnc package, versions <0.5.3-1.3ubuntu2.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-UBUNTU1604-GTKVNC-284637
- published28 Feb 2017
- disclosed28 Feb 2017
Introduced: 28 Feb 2017
CVE-2017-5884 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 gtk-vnc to version 0.5.3-1.3ubuntu2.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream gtk-vnc package and not the gtk-vnc package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
gtk-vnc before 0.7.0 does not properly check boundaries of subrectangle-containing tiles, which allows remote servers to execute arbitrary code via the src x, y coordinates in a crafted (1) rre, (2) hextile, or (3) copyrect tile.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-5884
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5884
- https://security-tracker.debian.org/tracker/CVE-2017-5884
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LGPQ5MQR6SN4DYTEFACHP2PP5RR26KYK/
- https://bugzilla.gnome.org/show_bug.cgi?id=778048
- https://git.gnome.org/browse/gtk-vnc/commit/?id=ea0386933214c9178aaea9f2f85049ea3fa3e14a
- http://www.openwall.com/lists/oss-security/2017/02/03/5
- http://www.openwall.com/lists/oss-security/2017/02/05/5
- https://access.redhat.com/errata/RHSA-2017:2258
- http://www.securityfocus.com/bid/96016
- https://access.redhat.com/security/cve/CVE-2017-5884
- https://bugzilla.redhat.com/show_bug.cgi?id=1418944
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LGPQ5MQR6SN4DYTEFACHP2PP5RR26KYK/