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Bug 1494463 - (CVE-2017-14502) CVE-2017-14502 libarchive: Off-by-one error in the read_header function
CVE-2017-14502 libarchive: Off-by-one error in the read_header function
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=20170916,reported=2...
: Security
Depends On: 1449531
Blocks:
  Show dependency tree / graph
 
Reported: 2017-09-22 06:10 EDT by Andrej Nemec
Modified: 2018-09-06 01:39 EDT (History)
6 users (show)

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Fixed In Version: libarchive 3.3.3
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Description Andrej Nemec 2017-09-22 06:10:09 EDT 
read_header in archive_read_support_format_rar.c in libarchive 3.3.2 suffers from an off-by-one error for UTF-16 names in RAR archives, leading to an out-of-bounds read in archive_read_format_rar_read_header.

References:

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=875974

Upstream patch:

https://github.com/libarchive/libarchive/commit/5562545b5562f6d12a4ef991fae158bf4ccf92b6
Comment 1 Andrej Nemec 2017-09-22 06:10:53 EDT 
Created libarchive tracking bugs for this issue:

Affects: fedora-all [bug 1449531]
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