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Red Hat Bugzilla – Attachment 315648 Details for
Bug 461015
CVE-2008-3529 libxml2: long entity name heap buffer overflow
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[patch]
Proposed patch from Daniel Veillard (against 2.6.32)
libxml2-2.6.32-CVE-2008-3529.diff (text/plain), 677 bytes, created by
Tomas Hoger
on 2008-09-03 14:37:47 UTC
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Description:
Proposed patch from Daniel Veillard (against 2.6.32)
Filename:
MIME Type:
Creator:
Tomas Hoger
Created:
2008-09-03 14:37:47 UTC
Size:
677 bytes
patch
obsolete
>--- parser.c.orig 2008-09-03 15:55:59.000000000 +0200 >+++ parser.c 2008-09-03 16:30:22.000000000 +0200 >@@ -2301,6 +2301,7 @@ xmlParserHandlePEReference(xmlParserCtxt > */ > #define growBuffer(buffer) { \ > xmlChar *tmp; \ >+ buffer##_size += XML_PARSER_BUFFER_SIZE ; \ > buffer##_size *= 2; \ > tmp = (xmlChar *) \ > xmlRealloc(buffer, buffer##_size * sizeof(xmlChar)); \ >@@ -3341,7 +3342,7 @@ xmlParseAttValueComplex(xmlParserCtxtPtr > * Just output the reference > */ > buf[len++] = '&'; >- if (len > buf_size - i - 10) { >+ while (len > buf_size - i - 10) { > growBuffer(buf); > } > for (;i > 0;i--)
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