Heap-based buffer underflow in the xmlParseAttValueComplex function in parser.c in libxml2 2.9.0 and earlier, as used in Google Chrome before 23.0.1271.91 and other products, allows remote attackers to cause a denial of service or possibly execute arbitrary code via crafted entities in an XML document.
No PoCs from references.
- https://github.com/ARPSyndicate/cvemon
- https://github.com/yuntongzhang/senx-experiments
- https://github.com/yuntongzhang/vulnfix