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authorGravatar Adrian Perez de Castro <aperez@igalia.com>2021-05-13 18:18:50 +0300
committerGravatar Peter Korsgaard <peter@korsgaard.com>2021-05-14 19:23:16 +0200
commitcdbc10dddf56bdfcf5bdec20454058544f99279b (patch)
treef5d85abd7dc64063a889302674dd517c33b1dcb0
parentfdedf7c984fec8ca165405025ca5ce49cb25afbb (diff)
downloadbuildroot-2021.02.x.tar.gz
buildroot-2021.02.x.tar.bz2
package/libxml2: security bump to version 2.9.112021.02.x
Update libxml2 to version 2.9.11, which incorporates all the patches carried by Buildroot (which are hence removed), and includes fixes for CVE-2020-7595, CVE-2019-20388, CVE-2020-24977, and CVE-2021-3541 (at least), as per https://gitlab.gnome.org/GNOME/libxml2/-/issues/186#note_1104945 Signed-off-by: Adrian Perez de Castro <aperez@igalia.com> Signed-off-by: Peter Korsgaard <peter@korsgaard.com> (cherry picked from commit a241dcec4188dbf30fbc8b65d7e6f2ece9da3d04) Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
-rw-r--r--package/libxml2/0001-Fix-infinite-loop-in-xmlStringLenDecodeEntities.patch36
-rw-r--r--package/libxml2/0002-Fix-memory-leak-in-xmlSchemaValidateStream.patch35
-rw-r--r--package/libxml2/0003-Fix-out-of-bounds-read-with-xmllint--htmlout.patch40
-rw-r--r--package/libxml2/libxml2.hash2
-rw-r--r--package/libxml2/libxml2.mk8
5 files changed, 2 insertions, 119 deletions
diff --git a/package/libxml2/0001-Fix-infinite-loop-in-xmlStringLenDecodeEntities.patch b/package/libxml2/0001-Fix-infinite-loop-in-xmlStringLenDecodeEntities.patch
deleted file mode 100644
index a79adc3f85..0000000000
--- a/package/libxml2/0001-Fix-infinite-loop-in-xmlStringLenDecodeEntities.patch
+++ /dev/null
@@ -1,36 +0,0 @@
-From 0e1a49c8907645d2e155f0d89d4d9895ac5112b5 Mon Sep 17 00:00:00 2001
-From: Zhipeng Xie <xiezhipeng1@huawei.com>
-Date: Thu, 12 Dec 2019 17:30:55 +0800
-Subject: [PATCH] Fix infinite loop in xmlStringLenDecodeEntities
-
-When ctxt->instate == XML_PARSER_EOF,xmlParseStringEntityRef
-return NULL which cause a infinite loop in xmlStringLenDecodeEntities
-
-Found with libFuzzer.
-
-Fixes CVE-2020-7595: xmlStringLenDecodeEntities in parser.c in libxml2
-2.9.10 has an infinite loop in a certain end-of-file situation.
-
-Signed-off-by: Zhipeng Xie <xiezhipeng1@huawei.com>
-Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
----
- parser.c | 3 ++-
- 1 file changed, 2 insertions(+), 1 deletion(-)
-
-diff --git a/parser.c b/parser.c
-index d1c31963..a34bb6cd 100644
---- a/parser.c
-+++ b/parser.c
-@@ -2646,7 +2646,8 @@ xmlStringLenDecodeEntities(xmlParserCtxtPtr ctxt, const xmlChar *str, int len,
- else
- c = 0;
- while ((c != 0) && (c != end) && /* non input consuming loop */
-- (c != end2) && (c != end3)) {
-+ (c != end2) && (c != end3) &&
-+ (ctxt->instate != XML_PARSER_EOF)) {
-
- if (c == 0) break;
- if ((c == '&') && (str[1] == '#')) {
---
-2.20.1
-
diff --git a/package/libxml2/0002-Fix-memory-leak-in-xmlSchemaValidateStream.patch b/package/libxml2/0002-Fix-memory-leak-in-xmlSchemaValidateStream.patch
deleted file mode 100644
index 2aeddf6775..0000000000
--- a/package/libxml2/0002-Fix-memory-leak-in-xmlSchemaValidateStream.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-From 7ffcd44d7e6c46704f8af0321d9314cd26e0e18a Mon Sep 17 00:00:00 2001
-From: Zhipeng Xie <xiezhipeng1@huawei.com>
-Date: Tue, 20 Aug 2019 16:33:06 +0800
-Subject: [PATCH] Fix memory leak in xmlSchemaValidateStream
-
-When ctxt->schema is NULL, xmlSchemaSAXPlug->xmlSchemaPreRun
-alloc a new schema for ctxt->schema and set vctxt->xsiAssemble
-to 1. Then xmlSchemaVStart->xmlSchemaPreRun initialize
-vctxt->xsiAssemble to 0 again which cause the alloced schema
-can not be freed anymore.
-
-Found with libFuzzer.
-
-Signed-off-by: Zhipeng Xie <xiezhipeng1@huawei.com>
-[import into Buildroot]
-Signed-off-by: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
----
- xmlschemas.c | 1 -
- 1 file changed, 1 deletion(-)
-
-diff --git a/xmlschemas.c b/xmlschemas.c
-index 301c8449..39d92182 100644
---- a/xmlschemas.c
-+++ b/xmlschemas.c
-@@ -28090,7 +28090,6 @@ xmlSchemaPreRun(xmlSchemaValidCtxtPtr vctxt) {
- vctxt->nberrors = 0;
- vctxt->depth = -1;
- vctxt->skipDepth = -1;
-- vctxt->xsiAssemble = 0;
- vctxt->hasKeyrefs = 0;
- #ifdef ENABLE_IDC_NODE_TABLES_TEST
- vctxt->createIDCNodeTables = 1;
---
-2.24.1
-
diff --git a/package/libxml2/0003-Fix-out-of-bounds-read-with-xmllint--htmlout.patch b/package/libxml2/0003-Fix-out-of-bounds-read-with-xmllint--htmlout.patch
deleted file mode 100644
index 460f2a3ae6..0000000000
--- a/package/libxml2/0003-Fix-out-of-bounds-read-with-xmllint--htmlout.patch
+++ /dev/null
@@ -1,40 +0,0 @@
-From 50f06b3efb638efb0abd95dc62dca05ae67882c2 Mon Sep 17 00:00:00 2001
-From: Nick Wellnhofer <wellnhofer@aevum.de>
-Date: Fri, 7 Aug 2020 21:54:27 +0200
-Subject: [PATCH] Fix out-of-bounds read with 'xmllint --htmlout'
-
-Make sure that truncated UTF-8 sequences don't cause an out-of-bounds
-array access.
-
-Thanks to @SuhwanSong and the Agency for Defense Development (ADD) for
-the report.
-
-Fixes #178.
-
-[Retrieved from:
-https://gitlab.gnome.org/GNOME/libxml2/-/commit/50f06b3efb638efb0abd95dc62dca05ae67882c2]
-Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
----
- xmllint.c | 6 ++++++
- 1 file changed, 6 insertions(+)
-
-diff --git a/xmllint.c b/xmllint.c
-index f6a8e4636..c647486f3 100644
---- a/xmllint.c
-+++ b/xmllint.c
-@@ -528,6 +528,12 @@ static void
- xmlHTMLEncodeSend(void) {
- char *result;
-
-+ /*
-+ * xmlEncodeEntitiesReentrant assumes valid UTF-8, but the buffer might
-+ * end with a truncated UTF-8 sequence. This is a hack to at least avoid
-+ * an out-of-bounds read.
-+ */
-+ memset(&buffer[sizeof(buffer)-4], 0, 4);
- result = (char *) xmlEncodeEntitiesReentrant(NULL, BAD_CAST buffer);
- if (result) {
- xmlGenericError(xmlGenericErrorContext, "%s", result);
---
-GitLab
-
diff --git a/package/libxml2/libxml2.hash b/package/libxml2/libxml2.hash
index d890713a7c..563a5f89c9 100644
--- a/package/libxml2/libxml2.hash
+++ b/package/libxml2/libxml2.hash
@@ -1,4 +1,4 @@
# Locally calculated after checking pgp signature
-sha256 aafee193ffb8fe0c82d4afef6ef91972cbaf5feea100edc2f262750611b4be1f libxml2-2.9.10.tar.gz
+sha256 886f696d5d5b45d780b2880645edf9e0c62a4fd6841b853e824ada4e02b4d331 libxml2-2.9.11.tar.gz
# License files, locally calculated
sha256 c5c63674f8a83c4d2e385d96d1c670a03cb871ba2927755467017317878574bd COPYING
diff --git a/package/libxml2/libxml2.mk b/package/libxml2/libxml2.mk
index e472970fde..f39e688781 100644
--- a/package/libxml2/libxml2.mk
+++ b/package/libxml2/libxml2.mk
@@ -4,17 +4,11 @@
#
################################################################################
-LIBXML2_VERSION = 2.9.10
+LIBXML2_VERSION = 2.9.11
LIBXML2_SITE = http://xmlsoft.org/sources
LIBXML2_INSTALL_STAGING = YES
LIBXML2_LICENSE = MIT
LIBXML2_LICENSE_FILES = COPYING
-# 0001-Fix-infinite-loop-in-xmlStringLenDecodeEntities.patch
-LIBXML2_IGNORE_CVES += CVE-2020-7595
-# 0002-Fix-memory-leak-in-xmlSchemaValidateStream.patch
-LIBXML2_IGNORE_CVES += CVE-2019-20388
-# 0003-Fix-out-of-bounds-read-with-xmllint--htmlout.patch
-LIBXML2_IGNORE_CVES += CVE-2020-24977
LIBXML2_CPE_ID_VENDOR = xmlsoft
LIBXML2_CONFIG_SCRIPTS = xml2-config