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- Update 115.10.0.b2

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eabdullin 2024-04-24 17:31:10 +03:00
parent 95b3fb0d37
commit e5820d1a40
4 changed files with 12 additions and 385 deletions
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4
.gitignore vendored
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@ -2,5 +2,5 @@ SOURCES/cbindgen-vendor.tar.xz
SOURCES/nspr-4.35.0-1.el8_1.src.rpm SOURCES/nspr-4.35.0-1.el8_1.src.rpm
SOURCES/nss-3.90.0-2.el8_1.src.rpm SOURCES/nss-3.90.0-2.el8_1.src.rpm
SOURCES/nss-3.90.0-3.el9_0.src.rpm SOURCES/nss-3.90.0-3.el9_0.src.rpm
SOURCES/thunderbird-115.9.0.processed-source.tar.xz SOURCES/thunderbird-115.10.0.b2.processed-source.tar.xz
SOURCES/thunderbird-langpacks-115.9.0-20240318.tar.xz SOURCES/thunderbird-langpacks-115.10.0-20240415.tar.xz

4
.thunderbird.metadata
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@ -2,5 +2,5 @@ b963b16f6879c5dbe6e33a3a3da058b494453922 SOURCES/cbindgen-vendor.tar.xz
d744f92e874688cc4b5376477dfdd639a97a6cd4 SOURCES/nspr-4.35.0-1.el8_1.src.rpm d744f92e874688cc4b5376477dfdd639a97a6cd4 SOURCES/nspr-4.35.0-1.el8_1.src.rpm
39d1004f8948186cdaa33bbb90423f6f994bdf6c SOURCES/nss-3.90.0-2.el8_1.src.rpm 39d1004f8948186cdaa33bbb90423f6f994bdf6c SOURCES/nss-3.90.0-2.el8_1.src.rpm
df0dd588680f6ade6728a1fd3ff2d71e7a46255d SOURCES/nss-3.90.0-3.el9_0.src.rpm df0dd588680f6ade6728a1fd3ff2d71e7a46255d SOURCES/nss-3.90.0-3.el9_0.src.rpm
cb287fa47bd8bdff66aacb2143a3c244250bae88 SOURCES/thunderbird-115.9.0.processed-source.tar.xz 56522a0800e27a5ecee0212ad55d3768bf8a7e32 SOURCES/thunderbird-115.10.0.b2.processed-source.tar.xz
12f6297fbc364c63712e13e30d289b37840a865f SOURCES/thunderbird-langpacks-115.9.0-20240318.tar.xz 09f9395ac550f9f6974ac2f3ac5d5635b7eeab16 SOURCES/thunderbird-langpacks-115.10.0-20240415.tar.xz

375
SOURCES/expat-CVE-2023-52425.patch
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@ -1,375 +0,0 @@
# erAck: backport of expat CVE-2023-52425 DoS fix
# https://github.com/libexpat/libexpat/commit/34b598c5f594b015c513c73f06e7ced3323edbf1
#
--- thunderbird-115.9.0/parser/expat/lib/expat.h.expat-CVE-2023-52425 2024-03-11 20:36:11.000000000 +0100
+++ thunderbird-115.9.0/parser/expat/lib/expat.h 2024-03-13 20:46:45.648505015 +0100
@@ -1045,6 +1045,10 @@ XMLPARSEAPI(const XML_Feature *)
XML_GetFeatureList(void);
+/* Added in Expat 2.6.0. */
+XMLPARSEAPI(XML_Bool)
+XML_SetReparseDeferralEnabled(XML_Parser parser, XML_Bool enabled);
+
/* Expat follows the semantic versioning convention.
See http://semver.org.
*/
--- thunderbird-115.9.0/parser/expat/lib/internal.h.expat-CVE-2023-52425 2024-03-11 20:36:11.000000000 +0100
+++ thunderbird-115.9.0/parser/expat/lib/internal.h 2024-03-14 00:14:39.334319725 +0100
@@ -80,6 +80,7 @@
# endif
#endif
+#include "expat.h" // so we can use type XML_Parser below
#ifdef __cplusplus
extern "C" {
@@ -90,6 +91,9 @@ void
align_limit_to_full_utf8_characters(const char * from, const char ** fromLimRef);
+extern XML_Bool g_reparseDeferralEnabledDefault; // written ONLY in runtests.c
+extern unsigned int g_parseAttempts; // used for testing only
+
#ifdef __cplusplus
}
#endif
--- thunderbird-115.9.0/parser/expat/lib/xmlparse.c.expat-CVE-2023-52425 2024-03-11 20:36:11.000000000 +0100
+++ thunderbird-115.9.0/parser/expat/lib/xmlparse.c 2024-03-13 22:55:14.844756009 +0100
@@ -6,6 +6,7 @@
#define _GNU_SOURCE /* syscall prototype */
+#include <stdbool.h>
#include <stddef.h>
#include <string.h> /* memset(), memcpy() */
#include <assert.h>
@@ -89,6 +90,9 @@ typedef char ICHAR;
/* Round up n to be a multiple of sz, where sz is a power of 2. */
#define ROUND_UP(n, sz) (((n) + ((sz) - 1)) & ~((sz) - 1))
+/* Do safe (NULL-aware) pointer arithmetic */
+#define EXPAT_SAFE_PTR_DIFF(p, q) (((p) && (q)) ? ((p) - (q)) : 0)
+
/* Handle the case where memmove() doesn't exist. */
#ifndef HAVE_MEMMOVE
#ifdef HAVE_BCOPY
@@ -98,6 +102,8 @@ typedef char ICHAR;
#endif /* HAVE_BCOPY */
#endif /* HAVE_MEMMOVE */
+#define EXPAT_MIN(a, b) (((a) < (b)) ? (a) : (b))
+
#include "internal.h"
#include "xmltok.h"
#include "xmlrole.h"
@@ -476,6 +482,9 @@ parserInit(XML_Parser parser, const XML_
? 0 \
: ((*((pool)->ptr)++ = c), 1))
+XML_Bool g_reparseDeferralEnabledDefault = XML_TRUE; // write ONLY in runtests.c
+unsigned int g_parseAttempts = 0; // used for testing only
+
struct XML_ParserStruct {
/* The first member must be userData so that the XML_GetUserData
macro works. */
@@ -491,6 +500,9 @@ struct XML_ParserStruct {
const char *m_bufferLim;
XML_Index m_parseEndByteIndex;
const char *m_parseEndPtr;
+ size_t m_partialTokenBytesBefore; /* used in heuristic to avoid O(n^2) */
+ XML_Bool m_reparseDeferralEnabled;
+ int m_lastBufferRequestSize;
XML_Char *m_dataBuf;
XML_Char *m_dataBufEnd;
XML_StartElementHandler m_startElementHandler;
@@ -647,6 +659,9 @@ struct XML_ParserStruct {
#define bufferEnd (parser->m_bufferEnd)
#define parseEndByteIndex (parser->m_parseEndByteIndex)
#define parseEndPtr (parser->m_parseEndPtr)
+#define partialTokenBytesBefore (parser->m_partialTokenBytesBefore)
+#define reparseDeferralEnabled (parser->m_reparseDeferralEnabled)
+#define lastBufferRequestSize (parser->m_lastBufferRequestSize)
#define bufferLim (parser->m_bufferLim)
#define dataBuf (parser->m_dataBuf)
#define dataBufEnd (parser->m_dataBufEnd)
@@ -887,6 +902,47 @@ get_hash_secret_salt(XML_Parser parser)
return parser->m_hash_secret_salt;
}
+static enum XML_Error
+callProcessor(XML_Parser parser, const char *start, const char *end,
+ const char **endPtr) {
+ const size_t have_now = EXPAT_SAFE_PTR_DIFF(end, start);
+
+ if (parser->m_reparseDeferralEnabled
+ && ! parser->m_parsingStatus.finalBuffer) {
+ // Heuristic: don't try to parse a partial token again until the amount of
+ // available data has increased significantly.
+ const size_t had_before = parser->m_partialTokenBytesBefore;
+ // ...but *do* try anyway if we're close to causing a reallocation.
+ size_t available_buffer
+ = EXPAT_SAFE_PTR_DIFF(parser->m_bufferPtr, parser->m_buffer);
+#if XML_CONTEXT_BYTES > 0
+ available_buffer -= EXPAT_MIN(available_buffer, XML_CONTEXT_BYTES);
+#endif
+ available_buffer
+ += EXPAT_SAFE_PTR_DIFF(parser->m_bufferLim, parser->m_bufferEnd);
+ // m_lastBufferRequestSize is never assigned a value < 0, so the cast is ok
+ const bool enough
+ = (have_now >= 2 * had_before)
+ || ((size_t)parser->m_lastBufferRequestSize > available_buffer);
+
+ if (! enough) {
+ *endPtr = start; // callers may expect this to be set
+ return XML_ERROR_NONE;
+ }
+ }
+ g_parseAttempts += 1;
+ const enum XML_Error ret = parser->m_processor(parser, start, end, endPtr);
+ if (ret == XML_ERROR_NONE) {
+ // if we consumed nothing, remember what we had on this parse attempt.
+ if (*endPtr == start) {
+ parser->m_partialTokenBytesBefore = have_now;
+ } else {
+ parser->m_partialTokenBytesBefore = 0;
+ }
+ }
+ return ret;
+}
+
static XML_Bool /* only valid for root parser */
startParsing(XML_Parser parser)
{
@@ -1075,6 +1131,9 @@ parserInit(XML_Parser parser, const XML_
bufferEnd = buffer;
parseEndByteIndex = 0;
parseEndPtr = NULL;
+ partialTokenBytesBefore = 0;
+ reparseDeferralEnabled = g_reparseDeferralEnabledDefault;
+ lastBufferRequestSize = 0;
declElementType = NULL;
declAttributeId = NULL;
declEntity = NULL;
@@ -1232,6 +1291,7 @@ XML_ExternalEntityParserCreate(XML_Parse
to worry which hash secrets each table has.
*/
unsigned long oldhash_secret_salt;
+ XML_Bool oldReparseDeferralEnabled;
/* Validate the oldParser parameter before we pull everything out of it */
if (oldParser == NULL)
@@ -1276,6 +1336,7 @@ XML_ExternalEntityParserCreate(XML_Parse
to worry which hash secrets each table has.
*/
oldhash_secret_salt = hash_secret_salt;
+ oldReparseDeferralEnabled = reparseDeferralEnabled;
#ifdef XML_DTD
if (!context)
@@ -1330,6 +1391,7 @@ XML_ExternalEntityParserCreate(XML_Parse
defaultExpandInternalEntities = oldDefaultExpandInternalEntities;
ns_triplets = oldns_triplets;
hash_secret_salt = oldhash_secret_salt;
+ reparseDeferralEnabled = oldReparseDeferralEnabled;
parentParser = oldParser;
#ifdef XML_DTD
paramEntityParsing = oldParamEntityParsing;
@@ -1850,39 +1912,8 @@ XML_Parse(XML_Parser parser, const char
ps_parsing = XML_PARSING;
}
- if (len == 0) {
- ps_finalBuffer = (XML_Bool)isFinal;
- if (!isFinal)
- return XML_STATUS_OK;
- positionPtr = bufferPtr;
- parseEndPtr = bufferEnd;
-
- /* If data are left over from last buffer, and we now know that these
- data are the final chunk of input, then we have to check them again
- to detect errors based on that fact.
- */
- errorCode = processor(parser, bufferPtr, parseEndPtr, &bufferPtr);
-
- if (errorCode == XML_ERROR_NONE) {
- switch (ps_parsing) {
- case XML_SUSPENDED:
- XmlUpdatePosition(encoding, positionPtr, bufferPtr, &position);
- positionPtr = bufferPtr;
- return XML_STATUS_SUSPENDED;
- case XML_INITIALIZED:
- case XML_PARSING:
- ps_parsing = XML_FINISHED;
- /* fall through */
- default:
- return XML_STATUS_OK;
- }
- }
- eventEndPtr = eventPtr;
- processor = errorProcessor;
- return XML_STATUS_ERROR;
- }
#ifndef XML_CONTEXT_BYTES
- else if (bufferPtr == bufferEnd) {
+ if (bufferPtr == bufferEnd) {
const char *end;
int nLeftOver;
enum XML_Status result;
@@ -1899,11 +1930,14 @@ XML_Parse(XML_Parser parser, const char
processor = errorProcessor;
return XML_STATUS_ERROR;
}
+ // though this isn't a buffer request, we assume that `len` is the app's
+ // preferred buffer fill size, and therefore save it here.
+ lastBufferRequestSize = len;
parseEndByteIndex += len;
positionPtr = s;
ps_finalBuffer = (XML_Bool)isFinal;
- errorCode = processor(parser, s, parseEndPtr = s + len, &end);
+ errorCode = callProcessor(parser, s, parseEndPtr = s + len, &end);
if (errorCode != XML_ERROR_NONE) {
eventEndPtr = eventPtr;
@@ -1930,6 +1964,8 @@ XML_Parse(XML_Parser parser, const char
XmlUpdatePosition(encoding, positionPtr, end, &position);
nLeftOver = s + len - end;
if (nLeftOver) {
+#if 0
+// erAck: replace with XML_GetBuffer() below.
if (buffer == NULL || nLeftOver > bufferLim - buffer) {
/* avoid _signed_ integer overflow */
char *temp = NULL;
@@ -1939,6 +1975,28 @@ XML_Parse(XML_Parser parser, const char
? (char *)MALLOC(bytesToAllocate)
: (char *)REALLOC(buffer, bytesToAllocate));
}
+#endif
+#if 1
+// erAck: the original patch context had a call to XML_GetBuffer() instead:
+ // Back up and restore the parsing status to avoid XML_ERROR_SUSPENDED
+ // (and XML_ERROR_FINISHED) from XML_GetBuffer.
+ const enum XML_Parsing originalStatus = ps_parsing;
+ ps_parsing = XML_PARSING;
+ void *const temp = XML_GetBuffer(parser, nLeftOver);
+ ps_parsing = originalStatus;
+#endif
+ // GetBuffer may have overwritten this, but we want to remember what the
+ // app requested, not how many bytes were left over after parsing.
+ lastBufferRequestSize = len;
+#if 1
+ if (temp == NULL) {
+ // NOTE: parser->m_errorCode has already been set by XML_GetBuffer().
+ eventPtr = eventEndPtr = NULL;
+ processor = errorProcessor;
+ return XML_STATUS_ERROR;
+ }
+#endif
+#if 0
if (temp == NULL) {
errorCode = XML_ERROR_NO_MEMORY;
eventPtr = eventEndPtr = NULL;
@@ -1948,6 +2006,7 @@ XML_Parse(XML_Parser parser, const char
buffer = temp;
bufferLim = buffer + bytesToAllocate;
}
+#endif
memcpy(buffer, end, nLeftOver);
}
bufferPtr = buffer;
@@ -1959,15 +2018,14 @@ XML_Parse(XML_Parser parser, const char
return result;
}
#endif /* not defined XML_CONTEXT_BYTES */
- else {
- void *buff = XML_GetBuffer(parser, len);
- if (buff == NULL)
- return XML_STATUS_ERROR;
- else {
- memcpy(buff, s, len);
- return XML_ParseBuffer(parser, len, isFinal);
- }
+ void *buff = XML_GetBuffer(parser, len);
+ if (buff == NULL)
+ return XML_STATUS_ERROR;
+ if (len > 0) {
+ assert(s != NULL); // make sure s==NULL && len!=0 was rejected above
+ memcpy(buff, s, len);
}
+ return XML_ParseBuffer(parser, len, isFinal);
}
enum XML_Status XMLCALL
@@ -2001,7 +2059,7 @@ XML_ParseBuffer(XML_Parser parser, int l
parseEndByteIndex += len;
ps_finalBuffer = (XML_Bool)isFinal;
- errorCode = processor(parser, start, parseEndPtr, &bufferPtr);
+ errorCode = callProcessor(parser, start, parseEndPtr, &bufferPtr);
if (errorCode != XML_ERROR_NONE) {
eventEndPtr = eventPtr;
@@ -2047,7 +2105,11 @@ XML_GetBuffer(XML_Parser parser, int len
default: ;
}
- if (len > bufferLim - bufferEnd) {
+ // whether or not the request succeeds, `len` seems to be the app's preferred
+ // buffer fill size; remember it.
+ lastBufferRequestSize = len;
+ if (len > EXPAT_SAFE_PTR_DIFF(bufferLim, bufferEnd)
+ || buffer == NULL) {
#ifdef XML_CONTEXT_BYTES
int keep;
#endif /* defined XML_CONTEXT_BYTES */
@@ -2063,7 +2125,9 @@ XML_GetBuffer(XML_Parser parser, int len
keep = XML_CONTEXT_BYTES;
neededSize += keep;
#endif /* defined XML_CONTEXT_BYTES */
- if (neededSize <= bufferLim - buffer) {
+ if (buffer && bufferPtr
+ && neededSize
+ <= EXPAT_SAFE_PTR_DIFF(bufferLim, buffer)) {
#ifdef XML_CONTEXT_BYTES
if (keep < bufferPtr - buffer) {
int offset = (int)(bufferPtr - buffer) - keep;
@@ -2072,8 +2136,11 @@ XML_GetBuffer(XML_Parser parser, int len
bufferPtr -= offset;
}
#else
- memmove(buffer, bufferPtr, bufferEnd - bufferPtr);
- bufferEnd = buffer + (bufferEnd - bufferPtr);
+ memmove(buffer, bufferPtr,
+ EXPAT_SAFE_PTR_DIFF(bufferEnd, bufferPtr));
+ bufferEnd
+ = buffer
+ + EXPAT_SAFE_PTR_DIFF(bufferEnd, bufferPtr);
bufferPtr = buffer;
#endif /* not defined XML_CONTEXT_BYTES */
}
@@ -2171,7 +2238,7 @@ XML_ResumeParser(XML_Parser parser)
}
ps_parsing = XML_PARSING;
- errorCode = processor(parser, bufferPtr, parseEndPtr, &bufferPtr);
+ errorCode = callProcessor(parser, bufferPtr, parseEndPtr, &bufferPtr);
if (errorCode != XML_ERROR_NONE) {
eventEndPtr = eventPtr;
@@ -2481,6 +2548,15 @@ MOZ_XML_ProcessingEntityValue(XML_Parser
}
/* END MOZILLA CHANGE */
+XML_Bool XMLCALL
+XML_SetReparseDeferralEnabled(XML_Parser parser, XML_Bool enabled) {
+ if (parser != NULL && (enabled == XML_TRUE || enabled == XML_FALSE)) {
+ parser->m_reparseDeferralEnabled = enabled;
+ return XML_TRUE;
+ }
+ return XML_FALSE;
+}
+
/* Initially tag->rawName always points into the parse buffer;
for those TAG instances opened while the current parse buffer was
processed, and not yet closed, we need to store tag->rawName in a more

14
SPECS/thunderbird.spec
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@ -124,7 +124,7 @@ end}
# If set to .b2 or .b3 ... the processed source file needs to be renamed before upload, e.g. # If set to .b2 or .b3 ... the processed source file needs to be renamed before upload, e.g.
# thunderbird-102.8.0.b2.processed-source.tar.xz # thunderbird-102.8.0.b2.processed-source.tar.xz
# When unset use processed source file name as is. # When unset use processed source file name as is.
##global buildnum .b2 %global buildnum .b2
%bcond_without langpacks %bcond_without langpacks
@ -134,8 +134,8 @@ end}
Summary: Mozilla Thunderbird mail/newsgroup client Summary: Mozilla Thunderbird mail/newsgroup client
Name: thunderbird Name: thunderbird
Version: 115.9.0 Version: 115.10.0
Release: 1%{?dist}.alma.1 Release: 2%{?dist}.alma.1
URL: http://www.mozilla.org/projects/thunderbird/ URL: http://www.mozilla.org/projects/thunderbird/
License: MPLv1.1 or GPLv2+ or LGPLv2+ License: MPLv1.1 or GPLv2+ or LGPLv2+
@ -165,7 +165,7 @@ ExcludeArch: aarch64 s390 ppc ppc64
#Source0: https://archive.mozilla.org/pub/thunderbird/releases/%%{version}%%{?pre_version}/source/thunderbird-%%{version}%%{?pre_version}.processed-source.tar.xz #Source0: https://archive.mozilla.org/pub/thunderbird/releases/%%{version}%%{?pre_version}/source/thunderbird-%%{version}%%{?pre_version}.processed-source.tar.xz
Source0: thunderbird-%{version}%{?pre_version}%{?buildnum}.processed-source.tar.xz Source0: thunderbird-%{version}%{?pre_version}%{?buildnum}.processed-source.tar.xz
%if %{with langpacks} %if %{with langpacks}
Source1: thunderbird-langpacks-%{version}-20240318.tar.xz Source1: thunderbird-langpacks-%{version}-20240415.tar.xz
%endif %endif
Source2: cbindgen-vendor.tar.xz Source2: cbindgen-vendor.tar.xz
Source3: process-official-tarball Source3: process-official-tarball
@ -220,7 +220,6 @@ Patch155: rhbz-1354671.patch
# ---- Security patches ---- # ---- Security patches ----
Patch301: CVE-2023-44488-libvpx.patch Patch301: CVE-2023-44488-libvpx.patch
Patch302: expat-CVE-2023-52425.patch
# BUILD REQURES/REQUIRES # BUILD REQURES/REQUIRES
%if %{?system_nss} && !0%{?bundle_nss} %if %{?system_nss} && !0%{?bundle_nss}
@ -961,7 +960,6 @@ echo "--------------------------------------------"
cd media/libvpx/libvpx cd media/libvpx/libvpx
%patch -P301 -p1 -b .CVE-2023-44488-libvpx %patch -P301 -p1 -b .CVE-2023-44488-libvpx
cd - cd -
%patch -P302 -p1 -b .expat-CVE-2023-52425
%{__rm} -f .mozconfig %{__rm} -f .mozconfig
%{__cp} %{SOURCE10} .mozconfig %{__cp} %{SOURCE10} .mozconfig
@ -1519,6 +1517,10 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
#=============================================================================== #===============================================================================
%changelog %changelog
* Wed Apr 24 2024 Eduard Abdullin <eabdullin@almalinux.org> - 115.10.0-2.alma.1
- Revert expat CVE-2023-52425
- Update 115.10.0.b2
* Tue Apr 02 2024 Eduard Abdullin <eabdullin@almalinux.org> - 115.9.0-1.alma.1 * Tue Apr 02 2024 Eduard Abdullin <eabdullin@almalinux.org> - 115.9.0-1.alma.1
- Debrand for AlmaLinux - Debrand for AlmaLinux