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import xmlrpc-c-1.51.0-16.el9_0

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CentOS Sources 2022-04-05 06:06:13 -04:00 committed by Stepan Oksanichenko
parent b5e82ccd0c
commit 9ba9e09511
2 changed files with 330 additions and 2 deletions
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317
SOURCES/0001-cleanup-and-fix-libxml2-backend.patch Normal file
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@ -0,0 +1,317 @@
From 22c63b6ca838d257ce6b044fd893f3374d038e3f Mon Sep 17 00:00:00 2001
From: Igor Gnatenko <i.gnatenko.brain@gmail.com>
Date: Sun, 18 Dec 2016 11:49:03 +0100
Subject: [PATCH] cleanup and fix libxml2 backend
Signed-off-by: Igor Gnatenko <i.gnatenko.brain@gmail.com>
---
src/xmlrpc_libxml2.c | 138 +++++++++++++++++++++++++++------------------------
1 file changed, 73 insertions(+), 65 deletions(-)
diff --git a/src/xmlrpc_libxml2.c b/src/xmlrpc_libxml2.c
index 207036ff..bf3d6914 100644
--- a/src/xmlrpc_libxml2.c
+++ b/src/xmlrpc_libxml2.c
@@ -43,14 +43,15 @@
#include "xmlrpc-c/base.h"
#include "xmlrpc-c/base_int.h"
#include "xmlrpc-c/string_int.h"
+#include "xmlrpc-c/util.h"
#include "xmlparser.h"
struct _xml_element {
xml_element * parentP;
const char * name;
- xmlrpc_mem_block cdata; /* char */
- xmlrpc_mem_block children; /* xml_element* */
+ xmlrpc_mem_block * cdataP; /* char */
+ xmlrpc_mem_block * childrenP; /* xml_element* */
};
#define XMLRPC_ASSERT_ELEM_OK(elem) \
@@ -102,7 +103,7 @@ xmlElementNew(xmlrpc_env * const envP,
bool childrenAreValid;
XMLRPC_ASSERT_ENV_OK(envP);
- assert(name != NULL);
+ XMLRPC_ASSERT(name != NULL);
/* Set up our error-handling preconditions. */
retval = NULL;
@@ -112,21 +113,20 @@ xmlElementNew(xmlrpc_env * const envP,
XMLRPC_FAIL_IF_NULL(retval, envP, XMLRPC_INTERNAL_ERROR,
"Couldn't allocate memory for XML element");
+ /* Set our parent field to NULL. */
retval->parentP = NULL;
-
+
/* Copy over the element name. */
- retval->name = strdup(name);
+ retval->name = xmlrpc_strdupnull(name);
XMLRPC_FAIL_IF_NULL(retval->name, envP, XMLRPC_INTERNAL_ERROR,
"Couldn't allocate memory for XML element");
nameIsValid = true;
- /* Initialize a block to hold our CDATA. */
- XMLRPC_TYPED_MEM_BLOCK_INIT(char, envP, &retval->cdata, 0);
+ retval->cdataP = XMLRPC_MEMBLOCK_NEW(char, envP, 0);
XMLRPC_FAIL_IF_FAULT(envP);
cdataIsValid = true;
- /* Initialize a block to hold our child elements. */
- XMLRPC_TYPED_MEM_BLOCK_INIT(xml_element *, envP, &retval->children, 0);
+ retval->childrenP = XMLRPC_MEMBLOCK_NEW(xml_element *, envP, 0);
XMLRPC_FAIL_IF_FAULT(envP);
childrenAreValid = true;
@@ -136,48 +136,50 @@ cleanup:
if (nameIsValid)
xmlrpc_strfree(retval->name);
if (cdataIsValid)
- xmlrpc_mem_block_clean(&retval->cdata);
+ XMLRPC_MEMBLOCK_FREE(char, retval->cdataP);
if (childrenAreValid)
- xmlrpc_mem_block_clean(&retval->children);
+ XMLRPC_MEMBLOCK_FREE(xml_element *, retval->childrenP);
free(retval);
}
- retval = NULL;
+ return NULL;
+ } else {
+ return retval;
}
- return retval;
}
-
+/*=========================================================================
+** xml_element_free
+**=========================================================================
+** Blow away an existing element & all of its child elements.
+*/
void
xml_element_free(xml_element * const elemP) {
-/*----------------------------------------------------------------------------
- Blow away an existing element & all of its child elements.
------------------------------------------------------------------------------*/
- xmlrpc_mem_block * children;
- unsigned int size;
- unsigned int i;
+
+ xmlrpc_mem_block * childrenP;
+ size_t size, i;
xml_element ** contents;
XMLRPC_ASSERT_ELEM_OK(elemP);
xmlrpc_strfree(elemP->name);
elemP->name = XMLRPC_BAD_POINTER;
- xmlrpc_mem_block_clean(&elemP->cdata);
+
+ XMLRPC_MEMBLOCK_FREE(char, elemP->cdataP);
/* Deallocate all of our children recursively. */
- children = &elemP->children;
- contents = XMLRPC_TYPED_MEM_BLOCK_CONTENTS(xml_element *, children);
- size = XMLRPC_TYPED_MEM_BLOCK_SIZE(xml_element *, children);
+ childrenP = elemP->childrenP;
+ contents = XMLRPC_MEMBLOCK_CONTENTS(xml_element *, childrenP);
+ size = XMLRPC_MEMBLOCK_SIZE(xml_element *, childrenP);
for (i = 0; i < size; ++i)
xml_element_free(contents[i]);
- xmlrpc_mem_block_clean(&elemP->children);
+ XMLRPC_MEMBLOCK_FREE(xml_element *, elemP->childrenP);
free(elemP);
}
-
/*=========================================================================
** Miscellaneous Accessors
**=========================================================================
@@ -185,36 +187,47 @@ xml_element_free(xml_element * const elemP) {
** documentation on each function works.
*/
+
+
const char *
xml_element_name(const xml_element * const elemP) {
XMLRPC_ASSERT_ELEM_OK(elemP);
+
return elemP->name;
}
+
+
size_t
-xml_element_cdata_size(const xml_element * const elemP) {
- /* The result of this function is NOT VALID until the end_element handler
- has been called!
- */
+xml_element_cdata_size (const xml_element * const elemP) {
+/*----------------------------------------------------------------------------
+ The result of this function is NOT VALID until the end_element handler
+ has been called!
+-----------------------------------------------------------------------------*/
XMLRPC_ASSERT_ELEM_OK(elemP);
- return XMLRPC_TYPED_MEM_BLOCK_SIZE(char, &elemP->cdata) - 1;
+
+ return XMLRPC_MEMBLOCK_SIZE(char, elemP->cdataP) - 1;
}
const char *
xml_element_cdata(const xml_element * const elemP) {
+
XMLRPC_ASSERT_ELEM_OK(elemP);
- return XMLRPC_TYPED_MEM_BLOCK_CONTENTS(char, &elemP->cdata);
+
+ return XMLRPC_TYPED_MEM_BLOCK_CONTENTS(const char, elemP->cdataP);
}
unsigned int
xml_element_children_size(const xml_element * const elemP) {
+
XMLRPC_ASSERT_ELEM_OK(elemP);
- return XMLRPC_TYPED_MEM_BLOCK_SIZE(xml_element *, &elemP->children);
+
+ return XMLRPC_MEMBLOCK_SIZE(xml_element *, elemP->childrenP);
}
@@ -222,47 +235,42 @@ xml_element_children_size(const xml_element * const elemP) {
xml_element **
xml_element_children(const xml_element * const elemP) {
XMLRPC_ASSERT_ELEM_OK(elemP);
- return XMLRPC_TYPED_MEM_BLOCK_CONTENTS(xml_element *, &elemP->children);
+ return XMLRPC_MEMBLOCK_CONTENTS(xml_element *, elemP->childrenP);
}
-/*=========================================================================
-** Internal xml_element Utility Functions
-**=========================================================================
-*/
+/*=============================================================================
+ Internal xml_element Utility Functions
+=============================================================================*/
static void
-xmlElementAppendCdata(xmlrpc_env * const envP,
- xml_element * const elemP,
- const char * const cdata,
- size_t const size) {
+xml_element_append_cdata(xmlrpc_env * const envP,
+ xml_element * const elemP,
+ const char * const cdata,
+ size_t const size) {
XMLRPC_ASSERT_ENV_OK(envP);
- XMLRPC_ASSERT_ELEM_OK(elemP);
+ XMLRPC_ASSERT_ELEM_OK(elemP);
- XMLRPC_TYPED_MEM_BLOCK_APPEND(char, envP, &elemP->cdata, cdata, size);
+ XMLRPC_MEMBLOCK_APPEND(char, envP, elemP->cdataP, cdata, size);
}
static void
-xmlElementAppendChild(xmlrpc_env * const envP,
- xml_element * const elemP,
- xml_element * const childP) {
-
- /* Whether or not this function succeeds, it takes ownership of the 'child'
- argument.
- WARNING - This is the exact opposite of the usual memory ownership
- rules for xmlrpc_value! So please pay attention.
- */
+xml_element_append_child(xmlrpc_env * const envP,
+ xml_element * const elemP,
+ xml_element * const childP) {
+/*----------------------------------------------------------------------------
+ Whether or not this function succeeds, it takes ownership of *childP.
+-----------------------------------------------------------------------------*/
XMLRPC_ASSERT_ENV_OK(envP);
XMLRPC_ASSERT_ELEM_OK(elemP);
XMLRPC_ASSERT_ELEM_OK(childP);
- assert(childP->parentP == NULL);
+ XMLRPC_ASSERT(childP->parentP == NULL);
- XMLRPC_TYPED_MEM_BLOCK_APPEND(xml_element *, envP, &elemP->children,
- &childP, 1);
+ XMLRPC_MEMBLOCK_APPEND(xml_element *, envP, elemP->childrenP, &childP, 1);
if (!envP->fault_occurred)
childP->parentP = elemP;
else
@@ -317,7 +325,7 @@ startElement_(void * const userData,
/* (We need to watch our error handling invariants very carefully
** here. Read the docs for xml_elementAppendChild. */
newCurrentP = elemP;
- xmlElementAppendChild(&contextP->env, contextP->currentP, elemP);
+ xml_element_append_child(&contextP->env, contextP->currentP, elemP);
elemP = NULL;
XMLRPC_FAIL_IF_FAULT(&contextP->env);
contextP->currentP = newCurrentP;
@@ -348,7 +356,7 @@ endElement_(void * const userData,
contextP->currentP == contextP->rootP);
/* Add a trailing '\0' to our cdata. */
- xmlElementAppendCdata(&contextP->env, contextP->currentP, "\0", 1);
+ xml_element_append_cdata(&contextP->env, contextP->currentP, "\0", 1);
if (!contextP->env.fault_occurred) {
/* Pop our "stack" of elements. */
contextP->currentP = contextP->currentP->parentP;
@@ -370,9 +378,9 @@ characterData(void * const userData,
/* Get our context and see if an error has already occured. */
contextP = (ParseContext*)userData;
if (!contextP->env.fault_occurred) {
- assert(contextP->currentP != NULL);
+ XMLRPC_ASSERT(contextP->currentP != NULL);
- xmlElementAppendCdata(&contextP->env,
+ xml_element_append_cdata(&contextP->env,
contextP->currentP,
(char *)s,
len);
@@ -428,7 +436,7 @@ static xmlSAXHandler const saxHandler = {
static void
-removeDocSizeLimit(xmlParserCtx * const parserP ATTR_UNUSED) {
+removeDocSizeLimit(xmlParserCtxt * const parserP ATTR_UNUSED) {
/*----------------------------------------------------------------------------
Set up *parserP to accept a document of any size.
@@ -451,13 +459,13 @@ removeDocSizeLimit(xmlParserCtx * const parserP ATTR_UNUSED) {
static void
-createParser(xmlrpc_env * const envP,
- ParseContext * const contextP,
- xmlParserCtx ** const parserPP) {
+createParser(xmlrpc_env * const envP,
+ ParseContext * const contextP,
+ xmlParserCtxt ** const parserPP) {
/*----------------------------------------------------------------------------
Create an appropriate Libxml2 parser for our purpose.
-----------------------------------------------------------------------------*/
- xmlParserCtx * parserP;
+ xmlParserCtxt * parserP;
parserP = xmlCreatePushParserCtxt((xmlSAXHandler *)&saxHandler, contextP,
NULL, 0, NULL);
--
2.11.0

15
SPECS/xmlrpc-c.spec
View File

@ -2,11 +2,11 @@
# Upstream libxml2 backend is completely broken since 2015 # Upstream libxml2 backend is completely broken since 2015
# https://sourceforge.net/p/xmlrpc-c/patches/49/ # https://sourceforge.net/p/xmlrpc-c/patches/49/
%bcond_with libxml2 %bcond_without libxml2
Name: xmlrpc-c Name: xmlrpc-c
Version: 1.51.0 Version: 1.51.0
Release: 15%{?dist} Release: 16%{?dist}
Summary: Lightweight RPC library based on XML and HTTP Summary: Lightweight RPC library based on XML and HTTP
# See doc/COPYING for details. # See doc/COPYING for details.
# The Python 1.5.2 license used by a few files is just BSD. # The Python 1.5.2 license used by a few files is just BSD.
@ -24,6 +24,7 @@ Patch102: 0002-Use-proper-datatypes-for-long-long.patch
Patch103: 0003-allow-30x-redirections.patch Patch103: 0003-allow-30x-redirections.patch
#Patch104: xmlrpc-c-printf-size_t.patch #Patch104: xmlrpc-c-printf-size_t.patch
#Patch105: xmlrpc-c-check-vasprintf-return-value.patch #Patch105: xmlrpc-c-check-vasprintf-return-value.patch
Patch106: 0001-cleanup-and-fix-libxml2-backend.patch
# Backported patches # Backported patches
# https://sourceforge.net/p/xmlrpc-c/code/2981/ # https://sourceforge.net/p/xmlrpc-c/code/2981/
@ -127,6 +128,11 @@ This package contains some handy XML-RPC demo applications.
%prep %prep
%autosetup -Sgit %autosetup -Sgit
%if %{with libxml2}
# We want to build xmlrpc-c against libxml2, so we remove the bundled expat sources -- just to be sure
rm -Rf lib/expat
%endif
%build %build
%meson %{?with_libxml2:-Dlibxml2-backend=true} %meson %{?with_libxml2:-Dlibxml2-backend=true}
%meson_build %meson_build
@ -191,6 +197,11 @@ This package contains some handy XML-RPC demo applications.
%{_bindir}/xmlrpc_dumpserver %{_bindir}/xmlrpc_dumpserver
%changelog %changelog
* Thu Mar 17 2022 Michal Srb <michal@redhat.com> - 1.51.0-16
- Drop bundled expat and build against libxml2
- Resolves: CVE-2022-25235
- Resolves: CVE-2022-25236
* Tue Aug 10 2021 Mohan Boddu <mboddu@redhat.com> - 1.51.0-15 * Tue Aug 10 2021 Mohan Boddu <mboddu@redhat.com> - 1.51.0-15
- Rebuilt for IMA sigs, glibc 2.34, aarch64 flags - Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
Related: rhbz#1991688 Related: rhbz#1991688