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Date: Wed,  4 May 2016 01:33:55 -0400 (EDT)
From: cve-assign@...re.org
To: gustavo.grieco@...il.com
Cc: cve-assign@...re.org, oss-security@...ts.openwall.com
Subject: Re: CVE request: out-of-bounds read parsing an XML in libxml2 using recover mode

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> We found an out-of-bounds read parsing a specially crafted xml in libxml2
> if recover mode is used.

> xmllint -recover

> AddressSanitizer: heap-buffer-overflow ...
> READ of size 1

> in xmlBufAttrSerializeTxtContent
> at xmlsave.c:2057

Use CVE-2016-4483 for this buffer over-read issue.

(As far as we can tell, xmlsave.c is not specific to the xmllint program, e.g.,

  libxml2_la_SOURCES = SAX.c entities.c encoding.c error.c parserInternals.c  \
  ...
                  xmlwriter.c legacy.c chvalid.c pattern.c xmlsave.c \

in the Makefile.in file.)

- -- 
CVE Assignment Team
M/S M300, 202 Burlington Road, Bedford, MA 01730 USA
[ A PGP key is available for encrypted communications at
  http://cve.mitre.org/cve/request_id.html ]
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