diff options
| author | Sona Sarmadi <sona.sarmadi@enea.com> | 2015-12-14 13:24:09 +0100 |
|---|---|---|
| committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2016-01-30 12:01:59 +0000 |
| commit | a2980f004519a4baeb4c88ad924e15195fe75e32 (patch) | |
| tree | b940619a8571a875cc732e04d4fbc654d3b80534 | |
| parent | 7bbed4ecd5e919eb274aeb9d6cdaba2c85cccc71 (diff) | |
| download | openembedded-core-a2980f004519a4baeb4c88ad924e15195fe75e32.tar.gz openembedded-core-a2980f004519a4baeb4c88ad924e15195fe75e32.tar.bz2 openembedded-core-a2980f004519a4baeb4c88ad924e15195fe75e32.zip | |
libxml2: CVE-2015-7942
Fixes heap-based buffer overflow in xmlParseConditionalSections().
Upstream patch:
https://git.gnome.org/browse/libxml2/commit/
?id=9b8512337d14c8ddf662fcb98b0135f225a1c489
Upstream bug:
https://bugzilla.gnome.org/show_bug.cgi?id=756456
Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>
Signed-off-by: Tudor Florea <tudor.florea@enea.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
| -rw-r--r-- | meta/recipes-core/libxml/libxml2.inc | 1 | ||||
| -rw-r--r-- | meta/recipes-core/libxml/libxml2/CVE-2015-7942.patch | 58 |
2 files changed, 59 insertions, 0 deletions
diff --git a/meta/recipes-core/libxml/libxml2.inc b/meta/recipes-core/libxml/libxml2.inc index 840a8eb006..15a2421c38 100644 --- a/meta/recipes-core/libxml/libxml2.inc +++ b/meta/recipes-core/libxml/libxml2.inc @@ -23,6 +23,7 @@ SRC_URI = "ftp://xmlsoft.org/libxml2/libxml2-${PV}.tar.gz;name=libtar \ file://libxml-m4-use-pkgconfig.patch \ file://libxml2-CVE-2014-3660.patch \ file://0001-CVE-2015-1819-Enforce-the-reader-to-run-in-constant-.patch \ + file://CVE-2015-7942.patch \ " BINCONFIG = "${bindir}/xml2-config" diff --git a/meta/recipes-core/libxml/libxml2/CVE-2015-7942.patch b/meta/recipes-core/libxml/libxml2/CVE-2015-7942.patch new file mode 100644 index 0000000000..738ae94de8 --- /dev/null +++ b/meta/recipes-core/libxml/libxml2/CVE-2015-7942.patch @@ -0,0 +1,58 @@ +From 9b8512337d14c8ddf662fcb98b0135f225a1c489 Mon Sep 17 00:00:00 2001 +From: Daniel Veillard <veillard@redhat.com> +Date: Mon, 23 Feb 2015 11:29:20 +0800 +Subject: Cleanup conditional section error handling + +For https://bugzilla.gnome.org/show_bug.cgi?id=744980 + +The error handling of Conditional Section also need to be +straightened as the structure of the document can't be +guessed on a failure there and it's better to stop parsing +as further errors are likely to be irrelevant. + +Fixes CVE-2015-7942. +Upstream-Status: Backport + +Upstream patch: +https://git.gnome.org/browse/libxml2/commit/ +?id=9b8512337d14c8ddf662fcb98b0135f225a1c489 + +Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com> +--- + parser.c | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/parser.c b/parser.c +index bbe97eb..fe603ac 100644 +--- a/parser.c ++++ b/parser.c +@@ -6770,6 +6770,8 @@ xmlParseConditionalSections(xmlParserCtxtPtr ctxt) { + SKIP_BLANKS; + if (RAW != '[') { + xmlFatalErr(ctxt, XML_ERR_CONDSEC_INVALID, NULL); ++ xmlStopParser(ctxt); ++ return; + } else { + if (ctxt->input->id != id) { + xmlValidityError(ctxt, XML_ERR_ENTITY_BOUNDARY, +@@ -6830,6 +6832,8 @@ xmlParseConditionalSections(xmlParserCtxtPtr ctxt) { + SKIP_BLANKS; + if (RAW != '[') { + xmlFatalErr(ctxt, XML_ERR_CONDSEC_INVALID, NULL); ++ xmlStopParser(ctxt); ++ return; + } else { + if (ctxt->input->id != id) { + xmlValidityError(ctxt, XML_ERR_ENTITY_BOUNDARY, +@@ -6885,6 +6889,8 @@ xmlParseConditionalSections(xmlParserCtxtPtr ctxt) { + + } else { + xmlFatalErr(ctxt, XML_ERR_CONDSEC_INVALID_KEYWORD, NULL); ++ xmlStopParser(ctxt); ++ return; + } + + if (RAW == 0) +-- +cgit v0.11.2 + |