In the pcfGetProperties function in bitmap/pcfread.c in libXfont through 1.5.2...
Vulnerability Description
In the pcfGetProperties function in bitmap/pcfread.c in libXfont through 1.5.2 and 2.x before 2.0.2, a missing boundary check (for PCF files) could be used by local attackers authenticated to an Xserver for a buffer over-read, for information disclosure or a crash of the X server.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=672bb944311392e2415b39c0d63b1e1902905bcd
- http://www.debian.org/security/2017/dsa-3995
- https://www.x.org/releases/individual/lib/libXfont2-2.0.2.tar.bz2
- https://security.gentoo.org/glsa/201711-08
- https://bugzilla.redhat.com/show_bug.cgi?id=1500693
- https://bugzilla.suse.com/show_bug.cgi?id=1049692
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x.org
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Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.