Bug 149935

Summary: CAN-2005-0255 Memory overwrite in string library
Product: Red Hat Enterprise Linux 4 Reporter: Josh Bressers <bressers>
Component: firefoxAssignee: Christopher Aillon <caillon>
Status: CLOSED DUPLICATE QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: 4.0Keywords: Security
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OS: Linux   
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Last Closed: 2005-02-28 21:06:53 UTC Type: ---
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Description Josh Bressers 2005-02-28 21:05:35 UTC
Daniel de Wildt discovered a memory handling flaw in Mozilla string classes that
could overwrite memory at a fixed location if reallocation fails during string
growth. This could theoretically lead to arbitrary code execution. Creating the
exact conditions for exploitation--including running out of memory at just the
right moment--is unlikely.

This flaw was independently discovered by Gaël Delalleau and reported by iDEFENSE 

http://www.mozilla.org/security/announce/mfsa2005-18.html

Comment 1 Josh Bressers 2005-02-28 21:06:53 UTC

*** This bug has been marked as a duplicate of 149876 ***