Fwd: [Bug 504782] New: libpng: Interlaced Images Information Disclosure Vulnerability
Richard W.M. Jones
rjones at redhat.com
Tue Jun 9 12:45:30 UTC 2009
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Subject: [Bug 504782] New: libpng: Interlaced Images Information Disclosure
Date: Tue, 9 Jun 2009 08:37:47 -0400
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Summary: libpng: Interlaced Images Information Disclosure Vulnerability
Summary: libpng: Interlaced Images Information Disclosure
Product: Security Response
Status Whiteboard: source=gentoo,reported=20090606,public=20090604,impact
AssignedTo: security-response-team at redhat.com
ReportedBy: thoger at redhat.com
CC: paul at city-fan.org, lfarkas at lfarkas.org,
tgl at redhat.com, berrange at redhat.com,
rjones at redhat.com,
fedora-mingw at lists.fedoraproject.org
Estimated Hours: 0.0
Target Release: ---
Quoting Secunia advisory SA35346:
A vulnerability has been reported in libpng, which can be exploited
by malicious people to disclose potentially sensitive information.
The vulnerability is caused due to an error when processing 1-bit
interlaced images. This can be exploited to disclose uninitialised
memory via specially crafted images having widths that are not
divisible by 8.
The vulnerability is reported in versions prior to 1.2.37.
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Richard Jones, Emerging Technologies, Red Hat http://et.redhat.com/~rjones
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