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libpng uninitialized pointers
Published:06.03.2009
Source:
SecurityVulns ID:9713
Type:library
Threat Level:
6/10
Description:Uninitialized pointer reference on PNG parsing.
CVE:CVE-2009-0040 (The PNG reference library (aka libpng) before 1.0.43, and 1.2.x before 1.2.35, as used in pngcrush and other applications, allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PNG file that triggers a free of an uninitialized pointer in (1) the png_read_png function, (2) pCAL chunk handling, or (3) setup of 16-bit gamma tables.)

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