[Bug 504782] New: libpng: Interlaced Images Information Disclosure Vulnerability

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Summary: libpng: Interlaced Images Information Disclosure Vulnerability

https://bugzilla.redhat.com/show_bug.cgi?id=504782

           Summary: libpng: Interlaced Images Information Disclosure
                    Vulnerability
           Product: Security Response
           Version: unspecified
          Platform: All
        OS/Version: Linux
            Status: NEW
 Status Whiteboard: source=gentoo,reported=20090606,public=20090604,impact
                    =low?
          Keywords: Security
          Severity: medium
          Priority: medium
         Component: vulnerability
        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
    Classification: Other
    Target Release: ---


Quoting Secunia advisory SA35346:

  http://secunia.com/advisories/35346/

  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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