Index: head/textproc/libxml2/Makefile =================================================================== --- head/textproc/libxml2/Makefile (revision 391063) +++ head/textproc/libxml2/Makefile (revision 391064) @@ -1,69 +1,68 @@ # Created by: Yukihiro Nakai # $FreeBSD$ -# $MCom: ports/trunk/textproc/libxml2/Makefile 19578 2014-04-25 21:50:30Z kwm $ PORTNAME= libxml2 PORTVERSION= 2.9.2 -PORTREVISION?= 2 +PORTREVISION?= 3 CATEGORIES?= textproc gnome MASTER_SITES= ftp://xmlsoft.org/libxml2/ \ http://xmlsoft.org/sources/ \ ftp://gd.tuwien.ac.at/pub/libxml/ DIST_SUBDIR= gnome2 MAINTAINER?= gnome@FreeBSD.org COMMENT?= XML parser library for GNOME .if !defined(REFERENCE_PORT) GNU_CONFIGURE= yes USES+= cpe gmake iconv libtool pathfix pkgconfig shebangfix CPE_VENDOR= xmlsoft USE_LDCONFIG= yes CONFIGURE_ARGS?=--with-iconv=${ICONV_PREFIX} \ --with-html-dir=${PREFIX}/share/doc \ --with-html-subdir=${PORTNAME} \ --with-lzma=/usr \ --without-python INSTALL_TARGET= install-strip SHEBANG_FILES= *.py */*.py */*/*.py PLIST_SUB+= LIBVERSION=${PORTVERSION} .if !defined(MASTERDIR) OPTIONS_DEFINE= SCHEMA THREADS MEM_DEBUG XMLLINT_HIST THREAD_ALLOC OPTIONS_DEFAULT=SCHEMA THREADS SCHEMA_DESC= XML schema support SCHEMA_CONFIGURE_WITH= schemas THREADS_DESC= Threads support THREADS_CONFIGURE_WITH= threads MEM_DEBUG_DESC= Memory debugging (DEVELOPERS ONLY!) MEM_DEBUG_CONFIGURE_WITH= mem-debug XMLLINT_HIST_DESC= History for xmllint XMLLINT_HIST_CONFIGURE_WITH= history THREAD_ALLOC_DESC= Per-thread memory (DEVELOPERS ONLY!) THREAD_ALLOC_CONFIGURE_WITH= thread-alloc .endif # !defined(MASTERDIR) post-patch: .for d in . doc doc/devhelp doc/examples @${REINPLACE_CMD} -e '/^install-data-am:/ s|install-data-local||' \ ${WRKSRC}/${d}/Makefile.in .endfor .for f in catalog.c xmlcatalog.c xmllint.c doc/xmllint.1 @${REINPLACE_CMD} -e \ 's|/etc/xml/catalog|${LOCALBASE}/share/xml/catalog|g; \ s|/etc/sgml/catalog|${LOCALBASE}/share/sgml/catalog|g' \ ${WRKSRC}/${f} .endfor .if !defined(MASTERDIR) post-install: @${RM} -rf ${STAGEDIR}${PREFIX}/share/gtk-doc .endif .include .endif Index: head/textproc/libxml2/files/patch-CVE-2015-1819 =================================================================== --- head/textproc/libxml2/files/patch-CVE-2015-1819 (nonexistent) +++ head/textproc/libxml2/files/patch-CVE-2015-1819 (revision 391064) @@ -0,0 +1,171 @@ +From 213f1fe0d76d30eaed6e5853057defc43e6df2c9 Mon Sep 17 00:00:00 2001 +From: Daniel Veillard +Date: Tue, 14 Apr 2015 17:41:48 +0800 +Subject: CVE-2015-1819 Enforce the reader to run in constant memory + +One of the operation on the reader could resolve entities +leading to the classic expansion issue. Make sure the +buffer used for xmlreader operation is bounded. +Introduce a new allocation type for the buffers for this effect. + +diff --git a/buf.c b/buf.c +index 6efc7b6..07922ff 100644 +--- buf.c ++++ buf.c +@@ -27,6 +27,7 @@ + #include + #include + #include ++#include /* for XML_MAX_TEXT_LENGTH */ + #include "buf.h" + + #define WITH_BUFFER_COMPAT +@@ -299,7 +300,8 @@ xmlBufSetAllocationScheme(xmlBufPtr buf, + if ((scheme == XML_BUFFER_ALLOC_DOUBLEIT) || + (scheme == XML_BUFFER_ALLOC_EXACT) || + (scheme == XML_BUFFER_ALLOC_HYBRID) || +- (scheme == XML_BUFFER_ALLOC_IMMUTABLE)) { ++ (scheme == XML_BUFFER_ALLOC_IMMUTABLE) || ++ (scheme == XML_BUFFER_ALLOC_BOUNDED)) { + buf->alloc = scheme; + if (buf->buffer) + buf->buffer->alloc = scheme; +@@ -458,6 +460,18 @@ xmlBufGrowInternal(xmlBufPtr buf, size_t len) { + size = buf->use + len + 100; + #endif + ++ if (buf->alloc == XML_BUFFER_ALLOC_BOUNDED) { ++ /* ++ * Used to provide parsing limits ++ */ ++ if ((buf->use + len >= XML_MAX_TEXT_LENGTH) || ++ (buf->size >= XML_MAX_TEXT_LENGTH)) { ++ xmlBufMemoryError(buf, "buffer error: text too long\n"); ++ return(0); ++ } ++ if (size >= XML_MAX_TEXT_LENGTH) ++ size = XML_MAX_TEXT_LENGTH; ++ } + if ((buf->alloc == XML_BUFFER_ALLOC_IO) && (buf->contentIO != NULL)) { + size_t start_buf = buf->content - buf->contentIO; + +@@ -739,6 +753,15 @@ xmlBufResize(xmlBufPtr buf, size_t size) + CHECK_COMPAT(buf) + + if (buf->alloc == XML_BUFFER_ALLOC_IMMUTABLE) return(0); ++ if (buf->alloc == XML_BUFFER_ALLOC_BOUNDED) { ++ /* ++ * Used to provide parsing limits ++ */ ++ if (size >= XML_MAX_TEXT_LENGTH) { ++ xmlBufMemoryError(buf, "buffer error: text too long\n"); ++ return(0); ++ } ++ } + + /* Don't resize if we don't have to */ + if (size < buf->size) +@@ -867,6 +890,15 @@ xmlBufAdd(xmlBufPtr buf, const xmlChar *str, int len) { + + needSize = buf->use + len + 2; + if (needSize > buf->size){ ++ if (buf->alloc == XML_BUFFER_ALLOC_BOUNDED) { ++ /* ++ * Used to provide parsing limits ++ */ ++ if (needSize >= XML_MAX_TEXT_LENGTH) { ++ xmlBufMemoryError(buf, "buffer error: text too long\n"); ++ return(-1); ++ } ++ } + if (!xmlBufResize(buf, needSize)){ + xmlBufMemoryError(buf, "growing buffer"); + return XML_ERR_NO_MEMORY; +@@ -938,6 +970,15 @@ xmlBufAddHead(xmlBufPtr buf, const xmlChar *str, int len) { + } + needSize = buf->use + len + 2; + if (needSize > buf->size){ ++ if (buf->alloc == XML_BUFFER_ALLOC_BOUNDED) { ++ /* ++ * Used to provide parsing limits ++ */ ++ if (needSize >= XML_MAX_TEXT_LENGTH) { ++ xmlBufMemoryError(buf, "buffer error: text too long\n"); ++ return(-1); ++ } ++ } + if (!xmlBufResize(buf, needSize)){ + xmlBufMemoryError(buf, "growing buffer"); + return XML_ERR_NO_MEMORY; +diff --git a/include/libxml/tree.h b/include/libxml/tree.h +index 2f90717..4a9b3bc 100644 +--- include/libxml/tree.h ++++ include/libxml/tree.h +@@ -76,7 +76,8 @@ typedef enum { + XML_BUFFER_ALLOC_EXACT, /* grow only to the minimal size */ + XML_BUFFER_ALLOC_IMMUTABLE, /* immutable buffer */ + XML_BUFFER_ALLOC_IO, /* special allocation scheme used for I/O */ +- XML_BUFFER_ALLOC_HYBRID /* exact up to a threshold, and doubleit thereafter */ ++ XML_BUFFER_ALLOC_HYBRID, /* exact up to a threshold, and doubleit thereafter */ ++ XML_BUFFER_ALLOC_BOUNDED /* limit the upper size of the buffer */ + } xmlBufferAllocationScheme; + + /** +diff --git a/xmlreader.c b/xmlreader.c +index f19e123..471e7e2 100644 +--- xmlreader.c ++++ xmlreader.c +@@ -2091,6 +2091,9 @@ xmlNewTextReader(xmlParserInputBufferPtr input, const char *URI) { + "xmlNewTextReader : malloc failed\n"); + return(NULL); + } ++ /* no operation on a reader should require a huge buffer */ ++ xmlBufSetAllocationScheme(ret->buffer, ++ XML_BUFFER_ALLOC_BOUNDED); + ret->sax = (xmlSAXHandler *) xmlMalloc(sizeof(xmlSAXHandler)); + if (ret->sax == NULL) { + xmlBufFree(ret->buffer); +@@ -3616,6 +3619,7 @@ xmlTextReaderConstValue(xmlTextReaderPtr reader) { + return(((xmlNsPtr) node)->href); + case XML_ATTRIBUTE_NODE:{ + xmlAttrPtr attr = (xmlAttrPtr) node; ++ const xmlChar *ret; + + if ((attr->children != NULL) && + (attr->children->type == XML_TEXT_NODE) && +@@ -3629,10 +3633,21 @@ xmlTextReaderConstValue(xmlTextReaderPtr reader) { + "xmlTextReaderSetup : malloc failed\n"); + return (NULL); + } ++ xmlBufSetAllocationScheme(reader->buffer, ++ XML_BUFFER_ALLOC_BOUNDED); + } else + xmlBufEmpty(reader->buffer); + xmlBufGetNodeContent(reader->buffer, node); +- return(xmlBufContent(reader->buffer)); ++ ret = xmlBufContent(reader->buffer); ++ if (ret == NULL) { ++ /* error on the buffer best to reallocate */ ++ xmlBufFree(reader->buffer); ++ reader->buffer = xmlBufCreateSize(100); ++ xmlBufSetAllocationScheme(reader->buffer, ++ XML_BUFFER_ALLOC_BOUNDED); ++ ret = BAD_CAST ""; ++ } ++ return(ret); + } + break; + } +@@ -5131,6 +5146,9 @@ xmlTextReaderSetup(xmlTextReaderPtr reader, + "xmlTextReaderSetup : malloc failed\n"); + return (-1); + } ++ /* no operation on a reader should require a huge buffer */ ++ xmlBufSetAllocationScheme(reader->buffer, ++ XML_BUFFER_ALLOC_BOUNDED); + if (reader->sax == NULL) + reader->sax = (xmlSAXHandler *) xmlMalloc(sizeof(xmlSAXHandler)); + if (reader->sax == NULL) { +-- +cgit v0.10.2 + Property changes on: head/textproc/libxml2/files/patch-CVE-2015-1819 ___________________________________________________________________ Added: fbsd:nokeywords ## -0,0 +1 ## +yes \ No newline at end of property Added: svn:eol-style ## -0,0 +1 ## +native \ No newline at end of property Added: svn:mime-type ## -0,0 +1 ## +text/plain \ No newline at end of property