diff options
Diffstat (limited to 'meta/recipes-core/libxml/libxml2/libxml2-CVE-2017-5969.patch')
| -rw-r--r-- | meta/recipes-core/libxml/libxml2/libxml2-CVE-2017-5969.patch | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/meta/recipes-core/libxml/libxml2/libxml2-CVE-2017-5969.patch b/meta/recipes-core/libxml/libxml2/libxml2-CVE-2017-5969.patch deleted file mode 100644 index 571b05c087..0000000000 --- a/meta/recipes-core/libxml/libxml2/libxml2-CVE-2017-5969.patch +++ /dev/null @@ -1,62 +0,0 @@ -libxml2-2.9.4: Fix CVE-2017-5969 - -[No upstream tracking] -- https://bugzilla.gnome.org/show_bug.cgi?id=758422 - -valid: Fix NULL pointer deref in xmlDumpElementContent - -Can only be triggered in recovery mode. - -Fixes bug 758422 - -Upstream-Status: Backport - [https://git.gnome.org/browse/libxml2/commit/?id=94691dc884d1a8ada39f073408b4bb92fe7fe882] -CVE: CVE-2017-5969 -Signed-off-by: Andrej Valek <andrej.valek@siemens.com> - -diff --git a/valid.c b/valid.c -index 19f84b8..0a8e58a 100644 ---- a/valid.c -+++ b/valid.c -@@ -1172,29 +1172,33 @@ xmlDumpElementContent(xmlBufferPtr buf, xmlElementContentPtr content, int glob) - xmlBufferWriteCHAR(buf, content->name); - break; - case XML_ELEMENT_CONTENT_SEQ: -- if ((content->c1->type == XML_ELEMENT_CONTENT_OR) || -- (content->c1->type == XML_ELEMENT_CONTENT_SEQ)) -+ if ((content->c1 != NULL) && -+ ((content->c1->type == XML_ELEMENT_CONTENT_OR) || -+ (content->c1->type == XML_ELEMENT_CONTENT_SEQ))) - xmlDumpElementContent(buf, content->c1, 1); - else - xmlDumpElementContent(buf, content->c1, 0); - xmlBufferWriteChar(buf, " , "); -- if ((content->c2->type == XML_ELEMENT_CONTENT_OR) || -- ((content->c2->type == XML_ELEMENT_CONTENT_SEQ) && -- (content->c2->ocur != XML_ELEMENT_CONTENT_ONCE))) -+ if ((content->c2 != NULL) && -+ ((content->c2->type == XML_ELEMENT_CONTENT_OR) || -+ ((content->c2->type == XML_ELEMENT_CONTENT_SEQ) && -+ (content->c2->ocur != XML_ELEMENT_CONTENT_ONCE)))) - xmlDumpElementContent(buf, content->c2, 1); - else - xmlDumpElementContent(buf, content->c2, 0); - break; - case XML_ELEMENT_CONTENT_OR: -- if ((content->c1->type == XML_ELEMENT_CONTENT_OR) || -- (content->c1->type == XML_ELEMENT_CONTENT_SEQ)) -+ if ((content->c1 != NULL) && -+ ((content->c1->type == XML_ELEMENT_CONTENT_OR) || -+ (content->c1->type == XML_ELEMENT_CONTENT_SEQ))) - xmlDumpElementContent(buf, content->c1, 1); - else - xmlDumpElementContent(buf, content->c1, 0); - xmlBufferWriteChar(buf, " | "); -- if ((content->c2->type == XML_ELEMENT_CONTENT_SEQ) || -- ((content->c2->type == XML_ELEMENT_CONTENT_OR) && -- (content->c2->ocur != XML_ELEMENT_CONTENT_ONCE))) -+ if ((content->c2 != NULL) && -+ ((content->c2->type == XML_ELEMENT_CONTENT_SEQ) || -+ ((content->c2->type == XML_ELEMENT_CONTENT_OR) && -+ (content->c2->ocur != XML_ELEMENT_CONTENT_ONCE)))) - xmlDumpElementContent(buf, content->c2, 1); - else - xmlDumpElementContent(buf, content->c2, 0); |