CVE-2018-15862
Published: 25 August 2018
Unchecked NULL pointer usage in LookupModMask in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file with invalid virtual modifiers.
Priority
CVSS 3 base score: 5.5
Status
Package | Release | Status |
---|---|---|
libxkbcommon Launchpad, Ubuntu, Debian |
bionic |
Released
(0.8.0-1ubuntu0.1)
|
cosmic |
Not vulnerable
(0.8.2-1)
|
|
precise |
Does not exist
|
|
trusty |
Does not exist
(trusty was released [0.4.1-0ubuntu1.1])
|
|
upstream |
Released
(0.8.2-1)
|
|
xenial |
Released
(0.5.0-1ubuntu2.1)
|
|
Patches: vendor: https://github.com/xkbcommon/libxkbcommon/commit/4e2ee9c3f6050d773f8bbe05bc0edb17f1ff8371 |