diff options
| author | Mark H Weaver <mhw@netris.org> | 2015-11-15 14:16:57 -0500 |
|---|---|---|
| committer | Mark H Weaver <mhw@netris.org> | 2015-11-18 17:47:40 -0500 |
| commit | ee6bb0cc763507b165674dbe03c6ae5d26c8da5c (patch) | |
| tree | 34c4d1d29b5428f83113af81bc4464b432669c85 /gnu/packages/patches/libxml2-bug-746048.patch | |
| parent | 328a14e869c01ae4e33120a08a5d60c719263684 (diff) | |
gnu: libxml2: Add fixes for CVE-2015-{1819,7941,7942,8035} and other bugs.
* gnu/packages/patches/libxml2-CVE-2015-1819.patch,
gnu/packages/patches/libxml2-CVE-2015-7941-pt1.patch,
gnu/packages/patches/libxml2-CVE-2015-7941-pt2.patch,
gnu/packages/patches/libxml2-CVE-2015-7942-pt1.patch,
gnu/packages/patches/libxml2-CVE-2015-7942-pt2.patch,
gnu/packages/patches/libxml2-CVE-2015-8035.patch,
gnu/packages/patches/libxml2-bug-737840.patch,
gnu/packages/patches/libxml2-bug-738805.patch,
gnu/packages/patches/libxml2-bug-746048.patch,
gnu/packages/patches/libxml2-bug-747437.patch,
gnu/packages/patches/libxml2-bug-751603.patch,
gnu/packages/patches/libxml2-bug-751631.patch,
gnu/packages/patches/libxml2-bug-754946.patch,
gnu/packages/patches/libxml2-bug-754947.patch,
gnu/packages/patches/libxml2-bug-755857.patch,
gnu/packages/patches/libxml2-fix-catalog-corruption.patch,
gnu/packages/patches/libxml2-id-attrs-in-xmlSetTreeDoc.patch,
gnu/packages/patches/libxml2-node-sort-order-pt1.patch,
gnu/packages/patches/libxml2-node-sort-order-pt2.patch: New files.
* gnu-system.am (dist_patch_DATA): Add them.
* gnu/packages/xml.scm (libxml2)[source]: Add patches.
Diffstat (limited to 'gnu/packages/patches/libxml2-bug-746048.patch')
| -rw-r--r-- | gnu/packages/patches/libxml2-bug-746048.patch | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/gnu/packages/patches/libxml2-bug-746048.patch b/gnu/packages/patches/libxml2-bug-746048.patch new file mode 100644 index 0000000000..450b8d3ab3 --- /dev/null +++ b/gnu/packages/patches/libxml2-bug-746048.patch @@ -0,0 +1,65 @@ +From e724879d964d774df9b7969fc846605aa1bac54c Mon Sep 17 00:00:00 2001 +From: Daniel Veillard <veillard@redhat.com> +Date: Fri, 30 Oct 2015 21:14:55 +0800 +Subject: [PATCH] Fix parsing short unclosed comment uninitialized access + +For https://bugzilla.gnome.org/show_bug.cgi?id=746048 +The HTML parser was too optimistic when processing comments and +didn't check for the end of the stream on the first 2 characters +--- + HTMLparser.c | 21 ++++++++++++++------- + 1 file changed, 14 insertions(+), 7 deletions(-) + +diff --git a/HTMLparser.c b/HTMLparser.c +index 19c10c3..bdf7807 100644 +--- a/HTMLparser.c ++++ b/HTMLparser.c +@@ -3264,12 +3264,17 @@ htmlParseComment(htmlParserCtxtPtr ctxt) { + ctxt->instate = state; + return; + } ++ len = 0; ++ buf[len] = 0; + q = CUR_CHAR(ql); ++ if (!IS_CHAR(q)) ++ goto unfinished; + NEXTL(ql); + r = CUR_CHAR(rl); ++ if (!IS_CHAR(r)) ++ goto unfinished; + NEXTL(rl); + cur = CUR_CHAR(l); +- len = 0; + while (IS_CHAR(cur) && + ((cur != '>') || + (r != '-') || (q != '-'))) { +@@ -3300,18 +3305,20 @@ htmlParseComment(htmlParserCtxtPtr ctxt) { + } + } + buf[len] = 0; +- if (!IS_CHAR(cur)) { +- htmlParseErr(ctxt, XML_ERR_COMMENT_NOT_FINISHED, +- "Comment not terminated \n<!--%.50s\n", buf, NULL); +- xmlFree(buf); +- } else { ++ if (IS_CHAR(cur)) { + NEXT; + if ((ctxt->sax != NULL) && (ctxt->sax->comment != NULL) && + (!ctxt->disableSAX)) + ctxt->sax->comment(ctxt->userData, buf); + xmlFree(buf); ++ ctxt->instate = state; ++ return; + } +- ctxt->instate = state; ++ ++unfinished: ++ htmlParseErr(ctxt, XML_ERR_COMMENT_NOT_FINISHED, ++ "Comment not terminated \n<!--%.50s\n", buf, NULL); ++ xmlFree(buf); + } + + /** +-- +2.6.3 + |