Bug 1500693 (CVE-2017-13722)

Summary: CVE-2017-13722 libXfont: Insufficient input validation in pcfread.c
Product: [Other] Security Response Reporter: Andrej Nemec <anemec>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED WONTFIX QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: ajax, alexl, btissoir, caillon+fedoraproject, caolanm, fonts-bugs, jglisse, rhughes, rstrode, sandmann
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Last Closed: 2019-06-08 03:29:07 UTC Type: ---
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1500694, 1500695    
Bug Blocks:    

Description Andrej Nemec 2017-10-11 10:49:07 UTC 
It was discovered that libXfont incorrectly handled certain malformed PCF
files. A local attacker could use this issue to cause libXfont to crash,
resulting in a denial of service, or possibly obtain sensitive information.

Upstream patch:

https://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=672bb944311392e2415b39c0d63b1e1902905bcd
Comment 1 Andrej Nemec 2017-10-11 10:50:18 UTC 
Created libXfont tracking bugs for this issue:

Affects: fedora-all [bug 1500695]


Created libXfont2 tracking bugs for this issue:

Affects: fedora-all [bug 1500694]