20471 : libungif/giflib Crafted .gif File Arbitrary Code Execution
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Info

Last Modified
about 1 year ago

Percent Complete
100%

Disclosure
Nov 04, 2005

Discovery
Unknown

Dates

Exploit
Unknown

Solution
Unknown

Keywords

 RHSA-2005:828-17,GLSA 200511-03,SUSE-SR:2005:025

Description

 A remote overflow exists in libungif. The library fails to properly validate colormaps in GIF files, resulting in out-of-bounds writes and memory corruption. When a program using libungif opens a specially crafted GIF file, an attacker may be able to cause arbitrary code execution, resulting in a loss of integrity.

Classification

 Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Exploit: Exploit Unknown
Disclosure: OSVDB Verified

Solution

 Upgrade to version 4.1.4 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products
libungif
Watch-list
libungif
Watch-list
 4.1.3
giflib
Watch-list
giflib
Watch-list
 4.1.3

References

Tools & Filters

Nessus

 20145 20153 20441 20632 22756

Credit
  • Chris Evans - chrisBrand New Doo Dooscary.beasts.org -

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