rev 17989 - in trunk/packages/kdenetwork/debian: . patches
Modestas Vainius
modax at alioth.debian.org
Sat May 15 19:48:34 UTC 2010
Author: modax
Date: 2010-05-15 19:48:33 +0000 (Sat, 15 May 2010)
New Revision: 17989
Added:
trunk/packages/kdenetwork/debian/patches/01_kget_CVE-2010-1000.diff
Modified:
trunk/packages/kdenetwork/debian/changelog
trunk/packages/kdenetwork/debian/patches/series
Log:
Add 01_kget_CVE-2010-1000.diff patch that fixes CVE-2010-1000.diff
security vulnerability in KGet.
Modified: trunk/packages/kdenetwork/debian/changelog
===================================================================
--- trunk/packages/kdenetwork/debian/changelog 2010-05-15 19:39:00 UTC (rev 17988)
+++ trunk/packages/kdenetwork/debian/changelog 2010-05-15 19:48:33 UTC (rev 17989)
@@ -1,3 +1,10 @@
+kdenetwork (4:4.4.3-2) UNRELEASED; urgency=low
+
+ * Add 01_kget_CVE-2010-1000.diff patch that fixes CVE-2010-1000.diff
+ security vulnerability in KGet.
+
+ -- Modestas Vainius <modax at debian.org> Sat, 15 May 2010 22:46:28 +0300
+
kdenetwork (4:4.4.3-1) unstable; urgency=low
* New upstream release.
Added: trunk/packages/kdenetwork/debian/patches/01_kget_CVE-2010-1000.diff
===================================================================
--- trunk/packages/kdenetwork/debian/patches/01_kget_CVE-2010-1000.diff (rev 0)
+++ trunk/packages/kdenetwork/debian/patches/01_kget_CVE-2010-1000.diff 2010-05-15 19:48:33 UTC (rev 17989)
@@ -0,0 +1,207 @@
+Description: fixes CVE-2010-1000.diff sec. vulnerability in KGet
+Origin: upstream
+
+--- a/kget/transfer-plugins/metalink/metalink.cpp
++++ b/kget/transfer-plugins/metalink/metalink.cpp
+@@ -99,6 +99,7 @@ void Metalink::start()
+ void Metalink::metalinkInit(const KUrl &src, const QByteArray &data)
+ {
+ kDebug(5001);
++
+ bool justDownloaded = !m_localMetalinkLocation.isValid();
+ if (!src.isEmpty())
+ {
+@@ -121,7 +122,9 @@ void Metalink::metalinkInit(const KUrl &
+ //error
+ if (!m_metalink.isValid())
+ {
+- kDebug(5001) << "Unknown error when trying to load the .metalink-file";
++ kError(5001) << "Unknown error when trying to load the .metalink-file. Metalink is not valid.";
++ setStatus(Job::Aborted);
++ setTransferChange(Tc_Status, true);
+ return;
+ }
+
+@@ -202,7 +205,7 @@ void Metalink::metalinkInit(const KUrl &
+ if (!m_dataSourceFactory.size())
+ {
+ KMessageBox::error(0, i18n("Download failed, no working URLs were found."), i18n("Error"));
+- setStatus(Job::Aborted, i18n("An error occurred...."), SmallIcon("document-preview"));
++ setStatus(Job::Aborted);
+ setTransferChange(Tc_Status, true);
+ return;
+ }
+@@ -227,16 +230,29 @@ void Metalink::metalinkInit(const KUrl &
+ ui.treeView->hideColumn(FileItem::SignatureVerified);
+ dialog->setMainWidget(widget);
+ dialog->setCaption(i18n("File Selection"));
+- dialog->setButtons(KDialog::Ok);
+- connect(dialog, SIGNAL(finished()), this, SLOT(filesSelected()));
++ dialog->setButtons(KDialog::Ok | KDialog::Cancel);
++ connect(dialog, SIGNAL(finished(int)), this, SLOT(fileDlgFinished(int)));
+
+ dialog->show();
+ }
+ }
+
+-void Metalink::filesSelected()
++void Metalink::fileDlgFinished(int result)
+ {
++ //BEGIN HACK if the dialog was not accepted untick every file, so that the download does not start
++ //generally setStatus should do the job as well, but does not as it appears
++ if (result != QDialog::Accepted) {
++ for (int row = 0; row < fileModel()->rowCount(); ++row) {
++ QModelIndex index = fileModel()->index(row, FileItem::File);
++ if (index.isValid()) {
++ fileModel()->setData(index, Qt::Unchecked, Qt::CheckStateRole);
++ }
++ }
++ }
++ //END
++
+ QModelIndexList files = fileModel()->fileIndexes(FileItem::File);
++ int numFilesSelected = 0;
+ foreach (const QModelIndex &index, files)
+ {
+ const KUrl dest = fileModel()->getUrl(index);
+@@ -244,6 +260,9 @@ void Metalink::filesSelected()
+ if (m_dataSourceFactory.contains(dest))
+ {
+ m_dataSourceFactory[dest]->setDoDownload(doDownload);
++ if (doDownload) {
++ ++numFilesSelected;
++ }
+ }
+ }
+
+@@ -252,9 +271,15 @@ void Metalink::filesSelected()
+ processedSizeChanged();
+ speedChanged();
+
++ //no files selected to download or dialog rejected, stop the download
++ if (!numFilesSelected || (result != QDialog::Accepted)) {
++ setStatus(Job::Stopped);//FIXME
++ setTransferChange(Tc_Status, true);
++ return;
++ }
++
+ //some files may be set to download, so start them as long as the transfer is not stopped
+- if (status() != Job::Stopped)
+- {
++ if (status() != Job::Stopped) {
+ startMetalink();
+ }
+ }
+--- a/kget/transfer-plugins/metalink/metalink.h
++++ b/kget/transfer-plugins/metalink/metalink.h
+@@ -81,7 +81,7 @@ class Metalink : public Transfer
+
+ private Q_SLOTS:
+ void metalinkInit(const KUrl &url = KUrl(), const QByteArray &data = QByteArray());
+- void filesSelected();
++ void fileDlgFinished(int result);
+ void totalSizeChanged(KIO::filesize_t size);
+ void processedSizeChanged();
+ void speedChanged();
+--- a/kget/ui/metalinkcreator/metalinker.cpp
++++ b/kget/ui/metalinkcreator/metalinker.cpp
+@@ -528,14 +528,14 @@ void KGetMetalink::Verification::clear()
+
+ bool KGetMetalink::File::isValid() const
+ {
+- return !name.isEmpty() && resources.isValid();
++ return isValidNameAttribute() && resources.isValid();
+ }
+
+ void KGetMetalink::File::load(const QDomElement &e)
+ {
+ data.load(e);
+
+- name = e.attribute("name");
++ name = QUrl::fromPercentEncoding(e.attribute("name").toAscii());
+ size = e.firstChildElement("size").text().toULongLong();
+
+ verification.load(e);
+@@ -575,6 +575,22 @@ void KGetMetalink::File::clear()
+ resources.clear();
+ }
+
++
++bool KGetMetalink::File::isValidNameAttribute() const
++{
++ if (name.isEmpty()) {
++ kError(5001) << "Name attribute of Metalink::File is empty.";
++ return false;
++ }
++
++ if (name.contains(QRegExp("$(\\.\\.?)?/")) || name.contains("/../") || name.endsWith("/..")) {
++ kError(5001) << "Name attribute of Metalink::File contains directory traversal directives:" << name;
++ return false;
++ }
++
++ return true;
++}
++
+ #ifdef HAVE_NEPOMUK
+ QHash<QUrl, Nepomuk::Variant> KGetMetalink::File::properties() const
+ {
+@@ -584,13 +600,28 @@ QHash<QUrl, Nepomuk::Variant> KGetMetali
+
+ bool KGetMetalink::Files::isValid() const
+ {
+- bool isValid = !files.empty();
+- foreach (const File &file, files)
+- {
+- isValid &= file.isValid();
++ if (files.isEmpty()) {
++ return false;
++ }
++
++ QStringList fileNames;
++ foreach (const File &file, files) {
++ fileNames << file.name;
++ if (!file.isValid()) {
++ return false;
++ }
++ }
++
++ //The value of name must be unique for each file
++ while (!fileNames.isEmpty()) {
++ const QString fileName = fileNames.takeFirst();
++ if (fileNames.contains(fileName)) {
++ kError(5001) << "Metalink::File name" << fileName << "exists multiple times.";
++ return false;
++ }
+ }
+
+- return isValid;
++ return true;
+ }
+
+ void KGetMetalink::Files::load(const QDomElement &e)
+@@ -751,7 +782,7 @@ void KGetMetalink::Metalink_v3::parseFil
+
+ for (QDomElement elem = filesElem.firstChildElement("file"); !elem.isNull(); elem = elem.nextSiblingElement("file")) {
+ File file;
+- file.name = elem.attribute("name");
++ file.name = QUrl::fromPercentEncoding(elem.attribute("name").toAscii());
+ file.size = elem.firstChildElement("size").text().toULongLong();
+
+ file.data = parseCommonData(elem);
+--- a/kget/ui/metalinkcreator/metalinker.h
++++ b/kget/ui/metalinkcreator/metalinker.h
+@@ -259,6 +259,14 @@ class File
+ KIO::filesize_t size;
+ CommonData data;
+ Resources resources;
++
++ private:
++ /**
++ * Controlls if the name attribute is valid, i.e. it is not empty and
++ * does not contain any directory traversal directives or information,
++ * as described in the Metalink 4.0 specification 4.1.2.1.
++ */
++ bool isValidNameAttribute() const;
+ };
+
+ class Files
Modified: trunk/packages/kdenetwork/debian/patches/series
===================================================================
--- trunk/packages/kdenetwork/debian/patches/series 2010-05-15 19:39:00 UTC (rev 17988)
+++ trunk/packages/kdenetwork/debian/patches/series 2010-05-15 19:48:33 UTC (rev 17989)
@@ -0,0 +1 @@
+01_kget_CVE-2010-1000.diff
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