CVE-2018-15859

Unchecked NULL pointer usage when parsing invalid atoms in ExprResolveLhs in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash…

published August 25, 2018

CVSS
—
EPSS
1%
Percentile
44.6
In the wild
Unconfirmed
What it is

Unchecked NULL pointer usage when parsing invalid atoms 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, because lookup failures are mishandled.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00539 · 44.6th percentile
Published
2018-08-25T21:00Z
EPSS history
Timeline
  • 25 AUG 21:00Z
    Unchecked NULL pointer usage when parsing invalid atoms in ExprResolveLhs in xkbcomp/expr.c in xkbcommon before 0.8.2 could be used by local attackers to crash…
    cvelistv5