medium5.5
CVE-2018-15855
Unchecked NULL pointer usage in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a…
Impact
Unchecked NULL pointer usage 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, because the XkbFile for an xkb_geometry section was mishandled.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Xkbcommon Project | Xkbcommon | before 0.8.1 |
| Canonical | Ubuntu Linux | Versions 14.04, 16.04, 18.04 |
Weakness classification
References
- NVD record
- CVE.org record
- https://access.redhat.com/errata/RHSA-2019:2079
- https://github.com/xkbcommon/libxkbcommon/commit/917636b1d0d70205a13f89062b95e3a0fc31d4ff
- https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.html
- https://security.gentoo.org/glsa/201810-05
- https://usn.ubuntu.com/3786-1/
- https://usn.ubuntu.com/3786-2/
- https://access.redhat.com/errata/RHSA-2019:2079
- https://github.com/xkbcommon/libxkbcommon/commit/917636b1d0d70205a13f89062b95e3a0fc31d4ff
- https://lists.freedesktop.org/archives/wayland-devel/2018-August/039232.html
- https://security.gentoo.org/glsa/201810-05
- https://usn.ubuntu.com/3786-1/
- https://usn.ubuntu.com/3786-2/