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CVE-2018-15858

Status Candidate

Overview

Unchecked NULL pointer usage when handling invalid aliases in CopyKeyAliasesToKeymap in xkbcomp/keycodes.c in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file.

Related Files

Gentoo Linux Security Advisory 201810-05
Posted Oct 31, 2018
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201810-5 - Multiple vulnerabilities have been found in xkbcommon, the worst of which may lead to a Denial of Service condition. Versions less than 0.8.2 are affected.

tags | advisory, denial of service, vulnerability
systems | linux, gentoo
advisories | CVE-2018-15853, CVE-2018-15854, CVE-2018-15855, CVE-2018-15856, CVE-2018-15857, CVE-2018-15858, CVE-2018-15859, CVE-2018-15861, CVE-2018-15862, CVE-2018-15863, CVE-2018-15864
SHA-256 | f9d85114d1147ed6edc904330bea9febb870e695abc59a1365b5ea046c6fb0a4
Ubuntu Security Notice USN-3786-1
Posted Oct 8, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3786-1 - It was discovered that libxkbcommon incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2018-15853, CVE-2018-15857, CVE-2018-15858, CVE-2018-15862, CVE-2018-15863
SHA-256 | e5c11ec082c06adbab0b693f55dda0ae528422c4a0ba303eb697f9e2dac46b87
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