CVE-2017-16612
HIGH severity · CVSS 7.5 · Integer overflow
7.5CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)5%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://security.cucumberlinux.com/security/details.php?id=156 ↗
Additional information
- NVD record
- http://security.cucumberlinux.com/security/details.php?id=156Patch
- https://cgit.freedesktop.org/xorg/lib/libXcursor/commit/?id=4794b5dd34688158fb51a2943032569d3780c4b8Patch
- http://www.openwall.com/lists/oss-security/2017/11/28/6Advisory
- http://www.ubuntu.com/usn/USN-3501-1Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=1065386
- https://cgit.freedesktop.org/wayland/wayland/commit/?id=5d201df72f3d4f4cb8b8f75f980169b03507da38
- https://lists.debian.org/debian-lts-announce/2017/12/msg00002.html
- https://lists.freedesktop.org/archives/wayland-devel/2017-November/035979.html