Integer Overflow or Wraparound Affecting libxcursor package, versions <1:1.1.14-1+deb9u1
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.
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Test your applications- Snyk IDSNYK-DEBIAN9-LIBXCURSOR-282529
- published1 Dec 2017
- disclosed1 Dec 2017
Introduced: 1 Dec 2017
CVE-2017-16612 (opens in a new tab)How to fix?
Upgrade Debian:9 libxcursor to version 1:1.1.14-1+deb9u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libxcursor package and not the libxcursor package as distributed by Debian.
See How to fix? for Debian:9 relevant fixed versions and status.
libXcursor before 1.1.15 has various integer overflows that could lead to heap buffer overflows when processing malicious cursors, e.g., with programs like GIMP. It is also possible that an attack vector exists against the related code in cursor/xcursor.c in Wayland through 1.14.0.
References
- https://security-tracker.debian.org/tracker/CVE-2017-16612
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16612
- https://www.debian.org/security/2017/dsa-4059
- https://lists.debian.org/debian-lts-announce/2017/12/msg00002.html
- https://security.gentoo.org/glsa/201801-04
- https://marc.info/?l=freedesktop-xorg-announce&m=151188036018262&w=2
- https://bugzilla.suse.com/show_bug.cgi?id=1065386
- https://cgit.freedesktop.org/wayland/wayland/commit/?id=5d201df72f3d4f4cb8b8f75f980169b03507da38
- https://cgit.freedesktop.org/xorg/lib/libXcursor/commit/?id=4794b5dd34688158fb51a2943032569d3780c4b8
- http://security.cucumberlinux.com/security/details.php?id=156
- https://lists.freedesktop.org/archives/wayland-devel/2017-November/035979.html
- http://www.openwall.com/lists/oss-security/2017/11/28/6
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-16612
- https://usn.ubuntu.com/3622-1/
- http://www.ubuntu.com/usn/USN-3501-1