CVE-2018-15864

N/A
Published: August 25, 2018 at 09:00 PM UTC
Updated: June 17, 2026 at 01:43 AM UTC
3 products affected across 2 vendorsUbuntu LinuxXkbcommonLibxkbcommon

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Severity
N/A
Exploit prediction
EPSS 0.4%

Description

Unchecked NULL pointer usage in resolve_keysym in xkbcomp/parser.y 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 a map access attempt can occur for a map that was never created.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

References (6)

Vendor Advisoryx_refsource_GENTOOThird Party Advisory
https://security.gentoo.org/glsa/201810-05
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/3786-1/
Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
https://usn.ubuntu.com/3786-2/

CVSS

Confidentiality
NONE
Integrity
NONE
Availability
PARTIAL
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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