diff options
author | V3n3RiX <venerix@redcorelinux.org> | 2018-02-11 16:09:52 +0000 |
---|---|---|
committer | V3n3RiX <venerix@redcorelinux.org> | 2018-02-11 16:09:52 +0000 |
commit | f78108598211053d41752a83e0345441bb9014ae (patch) | |
tree | dd2fc7ae0a1aea7bda4942ab0c453d1e55284b37 /dev-libs/libxml2/files/libxml2-2.9.4-CVE-2016-9318.patch | |
parent | dc45b83b28fb83e9659492066e347b8dc60bc9e3 (diff) |
gentoo resync : 11.02.2018
Diffstat (limited to 'dev-libs/libxml2/files/libxml2-2.9.4-CVE-2016-9318.patch')
-rw-r--r-- | dev-libs/libxml2/files/libxml2-2.9.4-CVE-2016-9318.patch | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/dev-libs/libxml2/files/libxml2-2.9.4-CVE-2016-9318.patch b/dev-libs/libxml2/files/libxml2-2.9.4-CVE-2016-9318.patch deleted file mode 100644 index 5d1adb014a0e..000000000000 --- a/dev-libs/libxml2/files/libxml2-2.9.4-CVE-2016-9318.patch +++ /dev/null @@ -1,202 +0,0 @@ -From 292be65a52ab9e0eb3a53b4e0be5a57bc6de59d3 Mon Sep 17 00:00:00 2001 -From: Doran Moppert <dmoppert@redhat.com> -Date: Fri, 7 Apr 2017 16:45:56 +0200 -Subject: [PATCH 6/7] Add an XML_PARSE_NOXXE flag to block all entities loading - even local - -For https://bugzilla.gnome.org/show_bug.cgi?id=772726 - -* include/libxml/parser.h: Add a new parser flag XML_PARSE_NOXXE -* elfgcchack.h, xmlIO.h, xmlIO.c: associated loading routine -* include/libxml/xmlerror.h: new error raised -* xmllint.c: adds --noxxe flag to activate the option ---- - elfgcchack.h | 10 ++++++++++ - include/libxml/parser.h | 3 ++- - include/libxml/xmlIO.h | 8 ++++++++ - include/libxml/xmlerror.h | 1 + - parser.c | 4 ++++ - xmlIO.c | 40 +++++++++++++++++++++++++++++++++++----- - xmllint.c | 5 +++++ - 7 files changed, 65 insertions(+), 6 deletions(-) - -diff --git a/elfgcchack.h b/elfgcchack.h -index 8c52884a..1b81dcde 100644 ---- a/elfgcchack.h -+++ b/elfgcchack.h -@@ -6547,6 +6547,16 @@ extern __typeof (xmlNoNetExternalEntityLoader) xmlNoNetExternalEntityLoader__int - #endif - #endif - -+#ifdef bottom_xmlIO -+#undef xmlNoXxeExternalEntityLoader -+extern __typeof (xmlNoXxeExternalEntityLoader) xmlNoXxeExternalEntityLoader __attribute((alias("xmlNoXxeExternalEntityLoader__internal_alias"))); -+#else -+#ifndef xmlNoXxeExternalEntityLoader -+extern __typeof (xmlNoXxeExternalEntityLoader) xmlNoXxeExternalEntityLoader__internal_alias __attribute((visibility("hidden"))); -+#define xmlNoXxeExternalEntityLoader xmlNoXxeExternalEntityLoader__internal_alias -+#endif -+#endif -+ - #ifdef bottom_tree - #undef xmlNodeAddContent - extern __typeof (xmlNodeAddContent) xmlNodeAddContent __attribute((alias("xmlNodeAddContent__internal_alias"))); -diff --git a/include/libxml/parser.h b/include/libxml/parser.h -index 47fbec03..63ca1b97 100644 ---- a/include/libxml/parser.h -+++ b/include/libxml/parser.h -@@ -1111,7 +1111,8 @@ typedef enum { - XML_PARSE_HUGE = 1<<19,/* relax any hardcoded limit from the parser */ - XML_PARSE_OLDSAX = 1<<20,/* parse using SAX2 interface before 2.7.0 */ - XML_PARSE_IGNORE_ENC= 1<<21,/* ignore internal document encoding hint */ -- XML_PARSE_BIG_LINES = 1<<22 /* Store big lines numbers in text PSVI field */ -+ XML_PARSE_BIG_LINES = 1<<22,/* Store big lines numbers in text PSVI field */ -+ XML_PARSE_NOXXE = 1<<23 /* Forbid any external entity loading */ - } xmlParserOption; - - XMLPUBFUN void XMLCALL -diff --git a/include/libxml/xmlIO.h b/include/libxml/xmlIO.h -index 3e41744d..8d3fdef5 100644 ---- a/include/libxml/xmlIO.h -+++ b/include/libxml/xmlIO.h -@@ -299,6 +299,14 @@ XMLPUBFUN xmlParserInputPtr XMLCALL - const char *ID, - xmlParserCtxtPtr ctxt); - -+/* -+ * A predefined entity loader external entity expansion -+ */ -+XMLPUBFUN xmlParserInputPtr XMLCALL -+ xmlNoXxeExternalEntityLoader (const char *URL, -+ const char *ID, -+ xmlParserCtxtPtr ctxt); -+ - /* - * xmlNormalizeWindowsPath is obsolete, don't use it. - * Check xmlCanonicPath in uri.h for a better alternative. -diff --git a/include/libxml/xmlerror.h b/include/libxml/xmlerror.h -index 037c16d5..3036062d 100644 ---- a/include/libxml/xmlerror.h -+++ b/include/libxml/xmlerror.h -@@ -470,6 +470,7 @@ typedef enum { - XML_IO_EADDRINUSE, /* 1554 */ - XML_IO_EALREADY, /* 1555 */ - XML_IO_EAFNOSUPPORT, /* 1556 */ -+ XML_IO_ILLEGAL_XXE, /* 1557 */ - XML_XINCLUDE_RECURSION=1600, - XML_XINCLUDE_PARSE_VALUE, /* 1601 */ - XML_XINCLUDE_ENTITY_DEF_MISMATCH, /* 1602 */ -diff --git a/parser.c b/parser.c -index b832406a..8e11c127 100644 ---- a/parser.c -+++ b/parser.c -@@ -15352,6 +15352,10 @@ xmlCtxtUseOptionsInternal(xmlParserCtxtPtr ctxt, int options, const char *encodi - ctxt->options |= XML_PARSE_NONET; - options -= XML_PARSE_NONET; - } -+ if (options & XML_PARSE_NOXXE) { -+ ctxt->options |= XML_PARSE_NOXXE; -+ options -= XML_PARSE_NOXXE; -+ } - if (options & XML_PARSE_COMPACT) { - ctxt->options |= XML_PARSE_COMPACT; - options -= XML_PARSE_COMPACT; -diff --git a/xmlIO.c b/xmlIO.c -index 6e61f45a..34881461 100644 ---- a/xmlIO.c -+++ b/xmlIO.c -@@ -212,6 +212,7 @@ static const char *IOerr[] = { - "adddress in use", /* EADDRINUSE */ - "already in use", /* EALREADY */ - "unknown address familly", /* EAFNOSUPPORT */ -+ "Attempt to load external entity %s", /* XML_IO_ILLEGAL_XXE */ - }; - - #if defined(_WIN32) || defined (__DJGPP__) && !defined (__CYGWIN__) -@@ -4057,13 +4058,22 @@ xmlDefaultExternalEntityLoader(const char *URL, const char *ID, - xmlGenericError(xmlGenericErrorContext, - "xmlDefaultExternalEntityLoader(%s, xxx)\n", URL); - #endif -- if ((ctxt != NULL) && (ctxt->options & XML_PARSE_NONET)) { -+ if (ctxt != NULL) { - int options = ctxt->options; - -- ctxt->options -= XML_PARSE_NONET; -- ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt); -- ctxt->options = options; -- return(ret); -+ if (options & XML_PARSE_NOXXE) { -+ ctxt->options -= XML_PARSE_NOXXE; -+ ret = xmlNoXxeExternalEntityLoader(URL, ID, ctxt); -+ ctxt->options = options; -+ return(ret); -+ } -+ -+ if (options & XML_PARSE_NONET) { -+ ctxt->options -= XML_PARSE_NONET; -+ ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt); -+ ctxt->options = options; -+ return(ret); -+ } - } - #ifdef LIBXML_CATALOG_ENABLED - resource = xmlResolveResourceFromCatalog(URL, ID, ctxt); -@@ -4164,6 +4174,13 @@ xmlNoNetExternalEntityLoader(const char *URL, const char *ID, - xmlParserInputPtr input = NULL; - xmlChar *resource = NULL; - -+ if (ctxt == NULL) { -+ return(NULL); -+ } -+ if (ctxt->input_id == 1) { -+ return xmlDefaultExternalEntityLoader((const char *) URL, ID, ctxt); -+ } -+ - #ifdef LIBXML_CATALOG_ENABLED - resource = xmlResolveResourceFromCatalog(URL, ID, ctxt); - #endif -@@ -4186,5 +4203,18 @@ xmlNoNetExternalEntityLoader(const char *URL, const char *ID, - return(input); - } - -+xmlParserInputPtr -+xmlNoXxeExternalEntityLoader(const char *URL, const char *ID, -+ xmlParserCtxtPtr ctxt) { -+ if (ctxt == NULL) { -+ return(NULL); -+ } -+ if (ctxt->input_id == 1) { -+ return xmlDefaultExternalEntityLoader((const char *) URL, ID, ctxt); -+ } -+ xmlIOErr(XML_IO_ILLEGAL_XXE, (const char *) URL); -+ return(NULL); -+} -+ - #define bottom_xmlIO - #include "elfgcchack.h" -diff --git a/xmllint.c b/xmllint.c -index f8eb7ec4..8f304cda 100644 ---- a/xmllint.c -+++ b/xmllint.c -@@ -3019,6 +3019,7 @@ static void usage(const char *name) { - printf("\t--path 'paths': provide a set of paths for resources\n"); - printf("\t--load-trace : print trace of all external entities loaded\n"); - printf("\t--nonet : refuse to fetch DTDs or entities over network\n"); -+ printf("\t--noxxe : forbid any external entity loading\n"); - printf("\t--nocompact : do not generate compact text nodes\n"); - printf("\t--htmlout : output results as HTML\n"); - printf("\t--nowrap : do not put HTML doc wrapper\n"); -@@ -3461,6 +3462,10 @@ main(int argc, char **argv) { - (!strcmp(argv[i], "--nonet"))) { - options |= XML_PARSE_NONET; - xmlSetExternalEntityLoader(xmlNoNetExternalEntityLoader); -+ } else if ((!strcmp(argv[i], "-noxxe")) || -+ (!strcmp(argv[i], "--noxxe"))) { -+ options |= XML_PARSE_NOXXE; -+ xmlSetExternalEntityLoader(xmlNoXxeExternalEntityLoader); - } else if ((!strcmp(argv[i], "-nocompact")) || - (!strcmp(argv[i], "--nocompact"))) { - options &= ~XML_PARSE_COMPACT; --- -2.14.1 - |