ID CVE-2018-15861
Summary 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.
References
Vulnerable Configurations
  • cpe:2.3:a:xkbcommon:libxkbcommon:*:*:*:*:*:*:*:*
    cpe:2.3:a:xkbcommon:libxkbcommon:*:*:*:*:*:*:*:*
  • cpe:2.3:a:xkbcommon:xkbcommon:*:*:*:*:*:*:*:*
    cpe:2.3:a:xkbcommon:xkbcommon:*:*:*:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
    cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
    cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
    cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
CVSS
Base: 2.1 (as of 06-08-2019 - 17:15)
Impact:
Exploitability:
CWE CWE-476
CAPEC
Access
VectorComplexityAuthentication
LOCAL LOW NONE
Impact
ConfidentialityIntegrityAvailability
NONE NONE PARTIAL
cvss-vector via4 AV:L/AC:L/Au:N/C:N/I:N/A:P
refmap via4
gentoo GLSA-201810-05
misc
ubuntu
  • USN-3786-1
  • USN-3786-2
Last major update 06-08-2019 - 17:15
Published 25-08-2018 - 21:29
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