First published: Tue Mar 06 2012(Updated: )
An out-of heap-based buffer read flaw was found in the way FreeType font rendering engine retrieved properties information from Portable Compiled Format (PCF) bitmap font files. A remote attacker could provide a specially-crafted PCF font file, which once opened in an application linked against FreeType would lead to that application crash. Upstream bug report: [1] <a href="https://savannah.nongnu.org/bugs/?35603">https://savannah.nongnu.org/bugs/?35603</a> Upstream patch: [2] <a href="http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=c776fc17bfeaa607405fc96620e9445e7a0965c3">http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=c776fc17bfeaa607405fc96620e9445e7a0965c3</a> Acknowledgements: Red Hat would like to thank Mateusz Jurczyk of the Google Security Team for reporting this issue.
Affected Software | Affected Version | How to fix |
---|---|---|
FreeType |
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The severity of REDHAT-BUG-800587 is rated as high due to the potential for remote exploitation through specially-crafted PCF files.
To fix REDHAT-BUG-800587, you should update FreeType to the latest version that includes the relevant security patches.
Applications that use the FreeType font rendering engine are affected by REDHAT-BUG-800587.
REDHAT-BUG-800587 is a heap-based buffer read vulnerability found in the FreeType font rendering engine.
Yes, REDHAT-BUG-800587 can lead to unauthorized access to data if a user opens a malicious PCF font file.