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Bug 1500690 - (CVE-2017-13720) CVE-2017-13720 libXfont: Insufficient input validation in fontdir.c
CVE-2017-13720 libXfont: Insufficient input validation in fontdir.c
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20171004,reported=2...
: Security
Depends On: 1500694 1500695
Blocks:
  Show dependency tree / graph
 
Reported: 2017-10-11 06:46 EDT by Andrej Nemec
Modified: 2017-11-07 17:06 EST (History)
10 users (show)

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Description Andrej Nemec 2017-10-11 06:46:26 EDT 
It was discovered that libXfont incorrectly handled certain patterns in
PatternMatch. 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=d1e670a4a8704b8708e493ab6155589bcd570608
Comment 1 Andrej Nemec 2017-10-11 06:50:03 EDT 
Created libXfont tracking bugs for this issue:

Affects: fedora-all [bug 1500695]


Created libXfont2 tracking bugs for this issue:

Affects: fedora-all [bug 1500694]
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