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Fedora 10: FEDORA-2009-2100 Critical: Optipng Array Overflow

fedora
Calendar Grey February 26, 2009
Dist Fedora Esm H88
Essential patch released for Fedora 10's pngcrush to rectify a buffer underflow vulnerability, boosting defenses.
This update fixes an array overflow vulnerability.

Summary

OptiPNG is a PNG optimizer that recompresses image files to a smaller size,

without losing any information. This program also converts external formats

(BMP, GIF, PNM and TIFF) to optimized PNG, and performs PNG integrity checks

and corrections.

This update fixes an array overflow vulnerability.

* Wed Feb 25 2009 Till Maas - 0.6.2.1-1

- Update to new release to fix array overflow

- Red Hat Bugzilla #487364

[ 1 ] Bug #487364 - optipng: memory re-allocation flaw in GIF reader

https://bugzilla.redhat.com/show_bug.cgi?id=487364

su -c 'yum update optipng' at the command line.

For more information, refer to "Managing Software with yum",

available at .

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

Fedora-package-announce mailing list

Fedora-package-announce@redhat.com

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/

Change Log

References

Update Instructions

Severity
critical
Lowest
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Medium
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Critical

Product: Fedora 10
Version: 0.6.2.1
Release: 1.fc10
URL:
Summary: PNG optimizer and converter

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