diff --git a/CVE-2023-37369-qtbase-5.15.patch b/CVE-2023-37369-qtbase-5.15.patch new file mode 100644 index 0000000..4a93639 --- /dev/null +++ b/CVE-2023-37369-qtbase-5.15.patch @@ -0,0 +1,203 @@ +diff --git a/src/corelib/serialization/qxmlstream.cpp b/src/corelib/serialization/qxmlstream.cpp +index 7cd457ba3a..11d162cb79 100644 +--- a/src/corelib/serialization/qxmlstream.cpp ++++ b/src/corelib/serialization/qxmlstream.cpp +@@ -1302,15 +1302,18 @@ 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; + uint c; + while ((c = getChar()) != StreamEOF) { + if (n >= 4096) { + // This is too long to be a sensible name, and +- // can exhaust memory +- return 0; ++ // can exhaust memory, or the range of decltype(*prefix) ++ raiseNamePrefixTooLongError(); ++ return {}; + } + switch (c) { + case '\n': +@@ -1339,23 +1342,23 @@ 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); + } + Q_FALLTHROUGH(); + default: +@@ -1364,12 +1367,12 @@ 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 }; +@@ -1878,6 +1881,14 @@ 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/serialization/qxmlstream.g b/src/corelib/serialization/qxmlstream.g +index 4321fed68a..8c6a1a5887 100644 +--- a/src/corelib/serialization/qxmlstream.g ++++ b/src/corelib/serialization/qxmlstream.g +@@ -516,7 +516,16 @@ public: + int fastScanLiteralContent(); + int fastScanSpace(); + int fastScanContentCharList(); +- int fastScanName(int *prefix = nullptr); ++ ++ 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 = nullptr); + inline int fastScanNMTOKEN(); + + +@@ -525,6 +534,7 @@ public: + + void raiseError(QXmlStreamReader::Error error, const QString& message = QString()); + void raiseWellFormedError(const QString &message); ++ void raiseNamePrefixTooLongError(); + + QXmlStreamEntityResolver *entityResolver; + +@@ -1811,7 +1821,12 @@ space_opt ::= space; + qname ::= LETTER; + /. + case $rule_number: { +- sym(1).len += fastScanName(&sym(1).prefix); ++ Value &val = sym(1); ++ if (auto res = fastScanName(&val)) ++ val.len += *res; ++ else ++ return false; ++ + if (atEnd) { + resume($rule_number); + return false; +@@ -1822,7 +1837,11 @@ qname ::= LETTER; + name ::= LETTER; + /. + case $rule_number: +- sym(1).len += fastScanName(); ++ if (auto res = fastScanName()) ++ sym(1).len += *res; ++ else ++ return false; ++ + if (atEnd) { + resume($rule_number); + return false; +diff --git a/src/corelib/serialization/qxmlstream_p.h b/src/corelib/serialization/qxmlstream_p.h +index e5bde7b98e..b01484cac3 100644 +--- a/src/corelib/serialization/qxmlstream_p.h ++++ b/src/corelib/serialization/qxmlstream_p.h +@@ -1005,7 +1005,16 @@ public: + int fastScanLiteralContent(); + int fastScanSpace(); + int fastScanContentCharList(); +- int fastScanName(int *prefix = nullptr); ++ ++ 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 = nullptr); + inline int fastScanNMTOKEN(); + + +@@ -1014,6 +1023,7 @@ public: + + void raiseError(QXmlStreamReader::Error error, const QString& message = QString()); + void raiseWellFormedError(const QString &message); ++ void raiseNamePrefixTooLongError(); + + QXmlStreamEntityResolver *entityResolver; + +@@ -1939,7 +1949,12 @@ bool QXmlStreamReaderPrivate::parse() + break; + + case 262: { +- sym(1).len += fastScanName(&sym(1).prefix); ++ Value &val = sym(1); ++ if (auto res = fastScanName(&val)) ++ val.len += *res; ++ else ++ return false; ++ + if (atEnd) { + resume(262); + return false; +@@ -1947,7 +1962,11 @@ bool QXmlStreamReaderPrivate::parse() + } break; + + case 263: +- sym(1).len += fastScanName(); ++ if (auto res = fastScanName()) ++ sym(1).len += *res; ++ else ++ return false; ++ + if (atEnd) { + resume(263); + return false; diff --git a/CVE-2023-38197-qtbase-5.15.patch b/CVE-2023-38197-qtbase-5.15.patch new file mode 100644 index 0000000..773d161 --- /dev/null +++ b/CVE-2023-38197-qtbase-5.15.patch @@ -0,0 +1,219 @@ +diff --git a/src/corelib/serialization/qxmlstream.cpp b/src/corelib/serialization/qxmlstream.cpp +index bf8a2a9..6ab5d49 100644 +--- a/src/corelib/serialization/qxmlstream.cpp ++++ b/src/corelib/serialization/qxmlstream.cpp +@@ -160,7 +160,7 @@ + addData() or by waiting for it to arrive on the device(). + + \value UnexpectedElementError The parser encountered an element +- that was different to those it expected. ++ or token that was different to those it expected. + + */ + +@@ -295,13 +295,34 @@ + + QXmlStreamReader is a well-formed XML 1.0 parser that does \e not + include external parsed entities. As long as no error occurs, the +- application code can thus be assured that the data provided by the +- stream reader satisfies the W3C's criteria for well-formed XML. For +- example, you can be certain that all tags are indeed nested and +- closed properly, that references to internal entities have been +- replaced with the correct replacement text, and that attributes have +- been normalized or added according to the internal subset of the +- DTD. ++ application code can thus be assured, that ++ \list ++ \li the data provided by the stream reader satisfies the W3C's ++ criteria for well-formed XML, ++ \li tokens are provided in a valid order. ++ \endlist ++ ++ Unless QXmlStreamReader raises an error, it guarantees the following: ++ \list ++ \li All tags are nested and closed properly. ++ \li References to internal entities have been replaced with the ++ correct replacement text. ++ \li Attributes have been normalized or added according to the ++ internal subset of the \l DTD. ++ \li Tokens of type \l StartDocument happen before all others, ++ aside from comments and processing instructions. ++ \li At most one DOCTYPE element (a token of type \l DTD) is present. ++ \li If present, the DOCTYPE appears before all other elements, ++ aside from StartDocument, comments and processing instructions. ++ \endlist ++ ++ In particular, once any token of type \l StartElement, \l EndElement, ++ \l Characters, \l EntityReference or \l EndDocument is seen, no ++ tokens of type StartDocument or DTD will be seen. If one is present in ++ the input stream, out of order, an error is raised. ++ ++ \note The token types \l Comment and \l ProcessingInstruction may appear ++ anywhere in the stream. + + If an error occurs while parsing, atEnd() and hasError() return + true, and error() returns the error that occurred. The functions +@@ -620,6 +641,7 @@ + d->token = -1; + return readNext(); + } ++ d->checkToken(); + return d->type; + } + +@@ -740,6 +762,14 @@ + }; + + ++static const char QXmlStreamReader_XmlContextString[] = ++ "Prolog\0" ++ "Body\0"; ++ ++static const short QXmlStreamReader_XmlContextString_indices[] = { ++ 0, 7 ++}; ++ + /*! + \property QXmlStreamReader::namespaceProcessing + The namespace-processing flag of the stream reader +@@ -775,6 +805,16 @@ + QXmlStreamReader_tokenTypeString_indices[d->type]); + } + ++/*! ++ \internal ++ \return \param ctxt (Prolog/Body) as a string. ++ */ ++QString contextString(QXmlStreamReaderPrivate::XmlContext ctxt) ++{ ++ return QLatin1String(QXmlStreamReader_XmlContextString + ++ QXmlStreamReader_XmlContextString_indices[static_cast(ctxt)]); ++} ++ + #endif // QT_NO_XMLSTREAMREADER + + QXmlStreamPrivateTagStack::QXmlStreamPrivateTagStack() +@@ -866,6 +906,8 @@ + + type = QXmlStreamReader::NoToken; + error = QXmlStreamReader::NoError; ++ currentContext = XmlContext::Prolog; ++ foundDTD = false; + } + + /* +@@ -4061,6 +4103,92 @@ + } + } + ++static bool isTokenAllowedInContext(QXmlStreamReader::TokenType type, ++ QXmlStreamReaderPrivate::XmlContext loc) ++{ ++ switch (type) { ++ case QXmlStreamReader::StartDocument: ++ case QXmlStreamReader::DTD: ++ return loc == QXmlStreamReaderPrivate::XmlContext::Prolog; ++ ++ case QXmlStreamReader::StartElement: ++ case QXmlStreamReader::EndElement: ++ case QXmlStreamReader::Characters: ++ case QXmlStreamReader::EntityReference: ++ case QXmlStreamReader::EndDocument: ++ return loc == QXmlStreamReaderPrivate::XmlContext::Body; ++ ++ case QXmlStreamReader::Comment: ++ case QXmlStreamReader::ProcessingInstruction: ++ return true; ++ ++ case QXmlStreamReader::NoToken: ++ case QXmlStreamReader::Invalid: ++ return false; ++ default: ++ return false; ++ } ++} ++ ++/*! ++ \internal ++ \brief QXmlStreamReader::isValidToken ++ \return \c true if \param type is a valid token type. ++ \return \c false if \param type is an unexpected token, ++ which indicates a non-well-formed or invalid XML stream. ++ */ ++bool QXmlStreamReaderPrivate::isValidToken(QXmlStreamReader::TokenType type) ++{ ++ // Don't change currentContext, if Invalid or NoToken occur in the prolog ++ if (type == QXmlStreamReader::Invalid || type == QXmlStreamReader::NoToken) ++ return false; ++ ++ // If a token type gets rejected in the body, there is no recovery ++ const bool result = isTokenAllowedInContext(type, currentContext); ++ if (result || currentContext == XmlContext::Body) ++ return result; ++ ++ // First non-Prolog token observed => switch context to body and check again. ++ currentContext = XmlContext::Body; ++ return isTokenAllowedInContext(type, currentContext); ++} ++ ++/*! ++ \internal ++ Checks token type and raises an error, if it is invalid ++ in the current context (prolog/body). ++ */ ++void QXmlStreamReaderPrivate::checkToken() ++{ ++ Q_Q(QXmlStreamReader); ++ ++ // The token type must be consumed, to keep track if the body has been reached. ++ const XmlContext context = currentContext; ++ const bool ok = isValidToken(type); ++ ++ // Do nothing if an error has been raised already (going along with an unexpected token) ++ if (error != QXmlStreamReader::Error::NoError) ++ return; ++ ++ if (!ok) { ++ raiseError(QXmlStreamReader::UnexpectedElementError, ++ QLatin1String("Unexpected token type %1 in %2.") ++ .arg(q->tokenString(), contextString(context))); ++ return; ++ } ++ ++ if (type != QXmlStreamReader::DTD) ++ return; ++ ++ // Raise error on multiple DTD tokens ++ if (foundDTD) { ++ raiseError(QXmlStreamReader::UnexpectedElementError, ++ QLatin1String("Found second DTD token in %1.").arg(contextString(context))); ++ } else { ++ foundDTD = true; ++ } ++} ++ + /*! + \fn bool QXmlStreamAttributes::hasAttribute(const QString &qualifiedName) const + \since 4.5 +diff --git a/src/corelib/serialization/qxmlstream_p.h b/src/corelib/serialization/qxmlstream_p.h +index 8f7c9e0..708059b 100644 +--- a/src/corelib/serialization/qxmlstream_p.h ++++ b/src/corelib/serialization/qxmlstream_p.h +@@ -804,6 +804,17 @@ + #endif + bool atEnd; + ++ enum class XmlContext ++ { ++ Prolog, ++ Body, ++ }; ++ ++ XmlContext currentContext = XmlContext::Prolog; ++ bool foundDTD = false; ++ bool isValidToken(QXmlStreamReader::TokenType type); ++ void checkToken(); ++ + /*! + \sa setType() + */ diff --git a/qt5-qtbase.spec b/qt5-qtbase.spec index 120f0bd..8233ce2 100644 --- a/qt5-qtbase.spec +++ b/qt5-qtbase.spec @@ -57,7 +57,7 @@ BuildRequires: pkgconfig(libsystemd) Name: qt5-qtbase Summary: Qt5 - QtBase components Version: 5.15.9 -Release: 6%{?dist} +Release: 7%{?dist} # See LGPL_EXCEPTIONS.txt, for exception details @@ -147,6 +147,8 @@ Patch110: CVE-2023-32762-qtbase-5.15.patch Patch111: CVE-2023-32763-qtbase-5.15.patch Patch112: CVE-2023-33285-qtbase-5.15.patch Patch113: CVE-2023-34410-qtbase-5.15.patch +Patch114: CVE-2023-37369-qtbase-5.15.patch +Patch115: CVE-2023-38197-qtbase-5.15.patch # gating related patches Patch200: qtbase-disable-tests-not-working-in-gating.patch @@ -434,6 +436,8 @@ Qt5 libraries used for drawing widgets and OpenGL items. %patch -P111 -p1 %patch -P112 -p1 %patch -P113 -p1 +%patch -P114 -p1 +%patch -P115 -p1 ## gating related patches %patch -P200 -p1 -b .disable-tests-not-working-in-gating @@ -1134,6 +1138,10 @@ fi %changelog +* Fri Jul 21 2023 Jan Grulich - 5.15.9-7 +- Fix infinite loops in QXmlStreamReader (CVE-2023-38197) + Resolves: bz#2222771 + * Fri Jun 09 2023 Jan Grulich - 5.15.9-6 - Don't allow remote attacker to bypass security restrictions caused by flaw in certificate validation (CVE-2023-34410) (version #2)