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openSUSE:Evergreen:11.1
libxml2-python
libxml2-2.7.1-CVE-2008-4226.patch
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File libxml2-2.7.1-CVE-2008-4226.patch of Package libxml2-python
--- SAX2.c +++ SAX2.c @@ -11,6 +11,7 @@ #include "libxml.h" #include <stdlib.h> #include <string.h> +#include <stdint.h> #include <libxml/xmlmemory.h> #include <libxml/tree.h> #include <libxml/parser.h> @@ -2455,9 +2456,14 @@ (xmlDictOwns(ctxt->dict, lastChild->content))) { lastChild->content = xmlStrdup(lastChild->content); } + if ((size_t)ctxt->nodelen > SIZE_MAX - (size_t)len || + (size_t)ctxt->nodemem + (size_t)len > SIZE_MAX / 2) { + xmlSAX2ErrMemory(ctxt, "xmlSAX2Characters overflow prevented"); + return; + } if (ctxt->nodelen + len >= ctxt->nodemem) { xmlChar *newbuf; - int size; + size_t size; size = ctxt->nodemem + len; size *= 2;
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