Description
An issue was discovered in XListExtensions in ListExt.c in libX11 through 1.6.5. A malicious server can send a reply in which the first string overflows, causing a variable to be set to NULL that will be freed later on, leading to DoS (segmentation fault).
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://usn.ubuntu.com/3758-2/ ↗
- https://bugzilla.suse.com/show_bug.cgi?id=1102073 ↗
- https://security.gentoo.org/glsa/201811-01 ↗
- http://www.securityfocus.com/bid/105177 ↗
- https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=e83722768fd5c467ef61fa159e8c6278770b45c2 ↗
- http://www.openwall.com/lists/oss-security/2018/08/21/6 ↗
- http://www.securitytracker.com/id/1041543 ↗
- https://lists.debian.org/debian-lts-announce/2018/08/msg00030.html ↗
- https://lists.x.org/archives/xorg-announce/2018-August/002916.html ↗
- https://usn.ubuntu.com/3758-1/ ↗
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YGARUV66TS5OOSLR5A76BUB7SDV6GO4F/ ↗
- https://access.redhat.com/errata/RHSA-2019:2079 ↗