7191 : Portable Network Graphics Libraries libpng Row Buffer Overflow
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Disclosure Date


libpng contains an overflow condition in the handling of PNG files. The issue is triggered as user-supplied input is not properly sanitized when handling row buffers. With a specially crafted PNG file, a context-dependent attacker can cause a buffer overflow to cause a denial of service or potentially execute arbitrary code.


Location: Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Patch / RCS
Exploit: Exploit Unknown
Disclosure: Vendor Verified


The vendor has released a patch to address this vulnerability. There are no known workarounds or upgrades to correct this issue. Check the vendor advisory, changelog, or solution in the references section for details.




Tools & Filters

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CVSSv2 Score

CVSSv2 Base Score = 7.5
Source: nvd.nist.gov | Generated: 2003-12-31 | Disagree?

Access_vector_2 Access_complexity_2 Authentication_2 Confidentiality_impact_1 Integrity_impact_1 Availability_impact_1


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