libpng uninitialized memory reference

Uninitilized memory reference on zero-sized chunk with external chunk handlers...

CVE-2007-5269

CVE-2007-5269 affects libpng in 1.0.x before 1.0.29 and 1.2.x before 1.2.21. An attacker can cause a crash (DoS) by crafting PNG chunks that trigger out-of-bounds reads via the affected chunk handlers: pCAL, sCAL, tEXt, iTXt, and ztXT. Public references in connected docs confirm a libpng patch wa...

CVE-2007-5269

Certain chunk handlers in libpng before 1.0.29 and 1.2.x before 1.2.21 allow remote attackers to cause a denial of service crash via crafted 1 pCAL pnghandlepCAL, 2 sCAL pnghandlesCAL, 3 tEXt pngpushreadtEXt, 4 iTXt pnghandleiTXt, and 5 ztXT pnghandleztXt chunking in PNG images, which trigger...

CVE-2007-5269

Certain chunk handlers in libpng before 1.0.29 and 1.2.x before 1.2.21 allow remote attackers to cause a denial of service crash via crafted 1 pCAL pnghandlepCAL, 2 sCAL pnghandlesCAL, 3 tEXt pngpushreadtEXt, 4 iTXt pnghandleiTXt, and 5 ztXT pnghandleztXt chunking in PNG images, which trigger...