65853 : libpng pngrutil.c sCAL Chunk Memory Corruption DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
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Timeline

Disclosure Date
2010-06-25

Description

libpng contains a flaw in the handling of certain sCAL chunks that may allow a remote denial of service. The issue is due to a memory leak condition within the handling of certain sCAL chunks. With a specially crafted PNG file, a context-dependent attacker can cause the program to crash.

Classification

Location: Local / Remote, Context Dependent
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified

Solution

Upgrade to version 1.2.44 or 1.4.3 or higher, as they have been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

libpng	libpng	1.4.2
		1.2.43

References

Tools & Filters

	52534 52535 52613
	5813 5814

Credit

Not Available

CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2010-07-01 | Disagree? | There are 1 more: View All

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