ISOMAN

CVE

CVE-2018-15861

Unchecked NULL pointer usage in ExprResolveLhs 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 that triggers an xkb_intern_atom failure.

Severity
MEDIUM
CVSS
5.5
Published
Modified
NVD detailAll CVEs

Linked Releases

DistributionReleaseStatusEvidence
Ubuntu18.04.6 amd64 desktopunknownsource
Ubuntu18.04.6 amd64 live-serverunknownsource
Ubuntu16.04.7 amd64 desktopunknownsource
Ubuntu16.04.6 i386 desktopunknownsource
Ubuntu16.04.7 amd64 serverunknownsource
Ubuntu16.04.6 i386 serverunknownsource
Ubuntu14.04.6 amd64 desktopunknownsource
Ubuntu14.04.6 i386 desktopunknownsource
Ubuntu14.04.6 amd64 serverunknownsource
Ubuntu14.04.6 i386 serverunknownsource

References

  1. https://access.redhat.com/errata/RHSA-2019:2079
  2. https://github.com/xkbcommon/libxkbcommon/commit/38e1766bc6e20108948aec8a0b222a4bad0254e9
  3. https://lists.freedesktop.org/archives/wayland-devel/2018-August/039243.html
  4. https://security.gentoo.org/glsa/201810-05
  5. https://usn.ubuntu.com/3786-1/
  6. https://usn.ubuntu.com/3786-2/
  7. https://access.redhat.com/errata/RHSA-2019:2079
  8. https://github.com/xkbcommon/libxkbcommon/commit/38e1766bc6e20108948aec8a0b222a4bad0254e9
  9. https://lists.freedesktop.org/archives/wayland-devel/2018-August/039243.html
  10. https://security.gentoo.org/glsa/201810-05
  11. https://usn.ubuntu.com/3786-1/
  12. https://usn.ubuntu.com/3786-2/