CVE-2022-22824
defineAttribute in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
PatchFirst · Vulnérabilités récentes
Vulnérabilité publiée pour tdom au cours des 30 derniers jours : 0. Dans le catalogue KEV : 0.
Vulnérabilités : 47
defineAttribute in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
lookup in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
nextScaffoldPart in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.
In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).
In libexpat before 2.2.8, crafted XML input could fool the parser into changing from DTD parsing to document parsing too early; a consecutive call to XML_GetCurrentLineNumber (or XML_GetCurrentColumnNumber) then resulted in a heap-based buffer over-read.
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