NULL Pointer Dereference Affecting libxkbcommon package, versions *
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Test your applications- Snyk ID SNYK-DEBIAN9-LIBXKBCOMMON-263451
- published 25 Sep 2018
- disclosed 25 Aug 2018
Introduced: 25 Aug 2018
CVE-2018-15864 Open this link in a new tabHow to fix?
There is no fixed version for Debian:9
libxkbcommon
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libxkbcommon
package and not the libxkbcommon
package as distributed by Debian
.
See How to fix?
for Debian:9
relevant fixed versions and status.
Unchecked NULL pointer usage in resolve_keysym in xkbcomp/parser.y 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, because a map access attempt can occur for a map that was never created.
References
- https://security-tracker.debian.org/tracker/CVE-2018-15864
- https://security.gentoo.org/glsa/201810-05
- https://github.com/xkbcommon/libxkbcommon/commit/a8ea7a1d3daa7bdcb877615ae0a252c189153bd2
- https://lists.freedesktop.org/archives/wayland-devel/2018-August/039243.html
- https://access.redhat.com/errata/RHSA-2019:2079
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-15864
- https://usn.ubuntu.com/3786-1/
- https://usn.ubuntu.com/3786-2/