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author | Andrej Valek <andrej.valek@siemens.com> | 2018-08-09 10:06:37 +0200 |
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committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2018-08-14 11:36:31 +0100 |
commit | 6b5b26b458cb602db05ff1bf1a141a185333d5f7 (patch) | |
tree | 343b1e1a5836ba6d739ce6177db99ff7adfd5913 /meta/recipes-core/libxml/libxml2_2.9.8.bb | |
parent | a3d58c40ff67edd71717716f01e9cd52d0fc0e33 (diff) | |
download | poky-6b5b26b458cb602db05ff1bf1a141a185333d5f7.tar.gz |
libxml2: Fix CVE-2018-14404
Fix nullptr deref with XPath logic ops
If the XPath stack is corrupted, for example by a misbehaving extension
function, the "and" and "or" XPath operators could dereference NULL
pointers. Check that the XPath stack isn't empty and optimize the
logic operators slightly.
CVE: CVE-2018-14404
(From OE-Core rev: 69315177732a1d260a3315fe8c4c4c44653ae0c8)
Signed-off-by: Andrej Valek <andrej.valek@siemens.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-core/libxml/libxml2_2.9.8.bb')
-rw-r--r-- | meta/recipes-core/libxml/libxml2_2.9.8.bb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/meta/recipes-core/libxml/libxml2_2.9.8.bb b/meta/recipes-core/libxml/libxml2_2.9.8.bb index 27a648e97a..4ebd2ef383 100644 --- a/meta/recipes-core/libxml/libxml2_2.9.8.bb +++ b/meta/recipes-core/libxml/libxml2_2.9.8.bb | |||
@@ -21,6 +21,7 @@ SRC_URI = "http://www.xmlsoft.org/sources/libxml2-${PV}.tar.gz;name=libtar \ | |||
21 | file://0001-Make-ptest-run-the-python-tests-if-python-is-enabled.patch \ | 21 | file://0001-Make-ptest-run-the-python-tests-if-python-is-enabled.patch \ |
22 | file://fix-execution-of-ptests.patch \ | 22 | file://fix-execution-of-ptests.patch \ |
23 | file://fix-CVE-2017-8872.patch \ | 23 | file://fix-CVE-2017-8872.patch \ |
24 | file://fix-CVE-2018-14404.patch \ | ||
24 | " | 25 | " |
25 | 26 | ||
26 | SRC_URI[libtar.md5sum] = "b786e353e2aa1b872d70d5d1ca0c740d" | 27 | SRC_URI[libtar.md5sum] = "b786e353e2aa1b872d70d5d1ca0c740d" |