| Name | CVE-2018-14600 |
| Description | An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c interprets a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-1482-1, ELA-30-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libx11 (PTS) | jessie, jessie (lts) | 2:1.6.2-3+deb8u7 | fixed |
| stretch (security) | 2:1.6.4-3+deb9u4 | fixed |
| stretch (lts), stretch | 2:1.6.4-3+deb9u6 | fixed |
| buster (security), buster, buster (lts) | 2:1.6.7-1+deb10u4 | fixed |
| bullseye (security), bullseye | 2:1.7.2-1+deb11u2 | fixed |
| bookworm (security), bookworm | 2:1.8.4-2+deb12u2 | fixed |
| sid, trixie | 2:1.8.10-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| libx11 | source | wheezy | 2:1.5.0-1+deb7u5 | | ELA-30-1 | |
| libx11 | source | jessie | 2:1.6.2-3+deb8u2 | | DLA-1482-1 | |
| libx11 | source | stretch | 2:1.6.4-3+deb9u1 | | | |
| libx11 | source | (unstable) | 2:1.6.6-1 | low | | |
Notes
[wheezy] - libx11 <no-dsa> (Minor issue)
https://gitlab.freedesktop.org/xorg/lib/libx11/commit/dbf72805fd9d7b1846fe9a11b46f3994bfc27fea