CVE-2018-15857

Impact:
Moderate
Public Date:
2018-07-30
CWE:
CWE-416
Bugzilla:
1623022: CVE-2018-15857 libxkbcommon: Invalid free in ExprAppendMultiKeysymList resulting in a crash

The MITRE CVE dictionary describes this issue as:

An invalid free in ExprAppendMultiKeysymList in xkbcomp/ast-build.c in xkbcommon before 0.8.1 could be used by local attackers to crash xkbcommon keymap parsers or possibly have unspecified other impact by supplying a crafted keymap file.

Find out more about CVE-2018-15857 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 5.3
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity Impact Low
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 libxkbcommon Affected

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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