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CVE-2018-14598

Published: 24 August 2018

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).

Priority

Medium

CVSS 3 base score: 7.5

Status

Package Release Status
libx11
Launchpad, Ubuntu, Debian
bionic
Released (2:1.6.4-3ubuntu0.1)
precise
Released (2:1.4.99.1-0ubuntu2.4)
trusty
Released (2:1.6.2-1ubuntu2.1)
upstream
Released (1.6.6)
xenial
Released (2:1.6.3-1ubuntu2.1)
Patches:
other: https://gitlab.freedesktop.org/xorg/lib/libx11/commit/e83722768fd5c467ef61fa159e8c6278770b45c2