!84 qt-CVE-2023-37369

From: @hua_yadong 
Reviewed-by: @peijiankang 
Signed-off-by: @peijiankang
This commit is contained in:
openeuler-ci-bot 2023-11-27 06:08:38 +00:00 committed by Gitee
commit 3426e851be
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GPG Key ID: 173E9B9CA92EEF8F
2 changed files with 214 additions and 1 deletions

206
qt-CVE-2023-37369.patch Normal file
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@ -0,0 +1,206 @@
From 15000da32ac2c10a2bd81232df7708cdf40db7bc Mon Sep 17 00:00:00 2001
From: hua_yadong <huayadong@kylinos.cn>
Date: Sat, 25 Nov 2023 12:16:28 +0800
Subject: [PATCH] qt-CVE-2023-37369
---
src/corelib/xml/qxmlstream.cpp | 34 ++++++++++++++++++++++------------
src/corelib/xml/qxmlstream.g | 25 ++++++++++++++++++++++---
src/corelib/xml/qxmlstream_p.h | 25 ++++++++++++++++++++++---
3 files changed, 66 insertions(+), 18 deletions(-)
diff --git a/src/corelib/xml/qxmlstream.cpp b/src/corelib/xml/qxmlstream.cpp
index 5ade4cf2..1621aea9 100644
--- a/src/corelib/xml/qxmlstream.cpp
+++ b/src/corelib/xml/qxmlstream.cpp
@@ -1329,7 +1329,9 @@ inline int QXmlStreamReaderPrivate::fastScanContentCharList()
return n;
}
-inline int QXmlStreamReaderPrivate::fastScanName(int *prefix)
+// Fast scan an XML attribute name (e.g. "xml:lang").
+inline QXmlStreamReaderPrivate::FastScanNameResult
+QXmlStreamReaderPrivate::fastScanName(Value *val)
{
int n = 0;
ushort c;
@@ -1361,23 +1363,23 @@ inline int QXmlStreamReaderPrivate::fastScanName(int *prefix)
case '+':
case '*':
putChar(c);
- if (prefix && *prefix == n+1) {
- *prefix = 0;
+ if (val && val->prefix == n + 1) {
+ val->prefix = 0;
putChar(':');
--n;
}
- return n;
+ return FastScanNameResult(n);
case ':':
- if (prefix) {
- if (*prefix == 0) {
- *prefix = n+2;
+ if (val) {
+ if (val->prefix == 0) {
+ val->prefix = n + 2;
} else { // only one colon allowed according to the namespace spec.
putChar(c);
- return n;
+ return FastScanNameResult(n);
}
} else {
putChar(c);
- return n;
+ return FastScanNameResult(n);
}
// fall through
default:
@@ -1386,12 +1388,12 @@ inline int QXmlStreamReaderPrivate::fastScanName(int *prefix)
}
}
- if (prefix)
- *prefix = 0;
+ if (val)
+ val->prefix = 0;
int pos = textBuffer.size() - n;
putString(textBuffer, pos);
textBuffer.resize(pos);
- return 0;
+ return FastScanNameResult(0);
}
enum NameChar { NameBeginning, NameNotBeginning, NotName };
@@ -1898,6 +1900,14 @@ void QXmlStreamReaderPrivate::raiseWellFormedError(const QString &message)
raiseError(QXmlStreamReader::NotWellFormedError, message);
}
+void QXmlStreamReaderPrivate::raiseNamePrefixTooLongError()
+{
+ // TODO: add a ImplementationLimitsExceededError and use it instead
+ raiseError(QXmlStreamReader::NotWellFormedError,
+ QXmlStream::tr("Length of XML attribute name exceeds implemnetation limits (4KiB "
+ "characters)."));
+}
+
void QXmlStreamReaderPrivate::parseError()
{
diff --git a/src/corelib/xml/qxmlstream.g b/src/corelib/xml/qxmlstream.g
index 094183b8..9de293f4 100644
--- a/src/corelib/xml/qxmlstream.g
+++ b/src/corelib/xml/qxmlstream.g
@@ -492,7 +492,16 @@ public:
int fastScanLiteralContent();
int fastScanSpace();
int fastScanContentCharList();
- int fastScanName(int *prefix = 0);
+
+ struct FastScanNameResult {
+ FastScanNameResult() : ok(false) {}
+ explicit FastScanNameResult(int len) : addToLen(len), ok(true) { }
+ operator bool() { return ok; }
+ int operator*() { Q_ASSERT(ok); return addToLen; }
+ int addToLen;
+ bool ok;
+ };
+ FastScanNameResult fastScanName(Value *val = NULL);
inline int fastScanNMTOKEN();
@@ -501,6 +510,7 @@ public:
void raiseError(QXmlStreamReader::Error error, const QString& message = QString());
void raiseWellFormedError(const QString &message);
+ void raiseNamePrefixTooLongError();
QXmlStreamEntityResolver *entityResolver;
@@ -1784,7 +1794,12 @@ space_opt ::= space;
qname ::= LETTER;
/.
case $rule_number: {
- sym(1).len += fastScanName(&sym(1).prefix);
+ Value &val = sym(1);
+ if (FastScanNameResult res = fastScanName(&val))
+ val.len += *res;
+ else
+ return false;
+
if (atEnd) {
resume($rule_number);
return false;
@@ -1795,7 +1810,11 @@ qname ::= LETTER;
name ::= LETTER;
/.
case $rule_number:
- sym(1).len += fastScanName();
+ if (FastScanNameResult res = fastScanName(&val))
+ sym(1).len += *res;
+ else
+ return false;
+
if (atEnd) {
resume($rule_number);
return false;
diff --git a/src/corelib/xml/qxmlstream_p.h b/src/corelib/xml/qxmlstream_p.h
index 055902a1..dcf2a7d9 100644
--- a/src/corelib/xml/qxmlstream_p.h
+++ b/src/corelib/xml/qxmlstream_p.h
@@ -997,7 +997,16 @@ public:
int fastScanLiteralContent();
int fastScanSpace();
int fastScanContentCharList();
- int fastScanName(int *prefix = 0);
+
+ struct FastScanNameResult {
+ FastScanNameResult() : ok(false) {}
+ explicit FastScanNameResult(int len) : addToLen(len), ok(true) { }
+ operator bool() { return ok; }
+ int operator*() { Q_ASSERT(ok); return addToLen; }
+ int addToLen;
+ bool ok;
+ };
+ FastScanNameResult fastScanName(Value *val = NULL);
inline int fastScanNMTOKEN();
@@ -1006,6 +1015,7 @@ public:
void raiseError(QXmlStreamReader::Error error, const QString& message = QString());
void raiseWellFormedError(const QString &message);
+ void raiseNamePrefixTooLongError();
QXmlStreamEntityResolver *entityResolver;
@@ -1928,7 +1938,12 @@ bool QXmlStreamReaderPrivate::parse()
break;
case 262: {
- sym(1).len += fastScanName(&sym(1).prefix);
+ Value &val = sym(1);
+ if (FastScanNameResult res = fastScanName(&val))
+ val.len += *res;
+ else
+ return false;
+
if (atEnd) {
resume(262);
return false;
@@ -1936,7 +1951,11 @@ bool QXmlStreamReaderPrivate::parse()
} break;
case 263:
- sym(1).len += fastScanName();
+ if (FastScanNameResult res = fastScanName())
+ sym(1).len += *res;
+ else
+ return false;
+
if (atEnd) {
resume(263);
return false;
--
2.41.0

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@ -13,7 +13,7 @@
Name: qt Name: qt
Epoch: 1 Epoch: 1
Version: 4.8.7 Version: 4.8.7
Release: 58 Release: 59
Summary: A software toolkit for developing applications Summary: A software toolkit for developing applications
License: (LGPLv2 with exceptions or GPLv3 with exceptions) and ASL 2.0 and BSD and FTL and MIT License: (LGPLv2 with exceptions or GPLv3 with exceptions) and ASL 2.0 and BSD and FTL and MIT
URL: http://qt-project.org/ URL: http://qt-project.org/
@ -91,6 +91,7 @@ Patch6006: CVE-2020-0570.patch
Patch6007: CVE-2023-32573.patch Patch6007: CVE-2023-32573.patch
Patch6008: qt-CVE-2023-34410.patch Patch6008: qt-CVE-2023-34410.patch
Patch6009: qt-CVE-2023-38197.patch Patch6009: qt-CVE-2023-38197.patch
Patch6010: qt-CVE-2023-37369.patch
BuildRequires: cups-devel desktop-file-utils gcc-c++ libjpeg-devel findutils libmng-devel libtiff-devel pkgconfig pkgconfig(alsa) BuildRequires: cups-devel desktop-file-utils gcc-c++ libjpeg-devel findutils libmng-devel libtiff-devel pkgconfig pkgconfig(alsa)
BuildRequires: pkgconfig(dbus-1) pkgconfig(fontconfig) pkgconfig(glib-2.0) pkgconfig(icu-i18n) openssl-devel pkgconfig(libpng) BuildRequires: pkgconfig(dbus-1) pkgconfig(fontconfig) pkgconfig(glib-2.0) pkgconfig(icu-i18n) openssl-devel pkgconfig(libpng)
@ -468,6 +469,12 @@ fi
%{_qt4_prefix}/examples/ %{_qt4_prefix}/examples/
%changelog %changelog
* Sat Nov 25 2023 hua_yadong<huayadong@kylinos.cn> - 1:4.8.7-59
- Type:cves
- ID:CVE-2023-37369
- SUG:NA
- DESC:fix CVE-2023-37369
* Fri Nov 24 2023 hua_yadong<huayadong@kylinos.cn> - 1:4.8.7-58 * Fri Nov 24 2023 hua_yadong<huayadong@kylinos.cn> - 1:4.8.7-58
- Type:cves - Type:cves
- ID:CVE-2023-38197 - ID:CVE-2023-38197