CVE-2011-3365 kdelibs: input validation failure in KSSL (#743056)

This commit is contained in:
Rex Dieter 2011-10-11 10:50:46 -05:00
parent b847bb7dcc
commit 6ab5508030
3 changed files with 95 additions and 1 deletions

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@ -0,0 +1,61 @@
t 90607b28d21fefc43657ca08b889bdb174c31fab
Author: David Faure <faure@kde.org>
Date: Wed Sep 28 17:26:47 2011 +0200
Use HTML escaping on texts that come from the website
Interestingly enough, this is yet another use case for moving Qt::escape
to QtCore, which I made a merge request for.
(cherry picked from commit 86622e4db182f4b914169f72ebd1e66d708e9f87)
diff --git a/kioslave/http/http.cpp b/kioslave/http/http.cpp
index 33f4cb1..6447a02 100644
--- a/kioslave/http/http.cpp
+++ b/kioslave/http/http.cpp
@@ -99,6 +99,27 @@
//authentication handlers
#include "httpauthentication.cpp"
+// KDE5 TODO (QT5) : use QString::htmlEscape or whatever https://qt.gitorious.org/qt/qtbase/merge_requests/56
+// ends up with.
+static QString htmlEscape(const QString &plain)
+{
+ QString rich;
+ rich.reserve(int(plain.length() * 1.1));
+ for (int i = 0; i < plain.length(); ++i) {
+ if (plain.at(i) == QLatin1Char('<'))
+ rich += QLatin1String("&lt;");
+ else if (plain.at(i) == QLatin1Char('>'))
+ rich += QLatin1String("&gt;");
+ else if (plain.at(i) == QLatin1Char('&'))
+ rich += QLatin1String("&amp;");
+ else if (plain.at(i) == QLatin1Char('"'))
+ rich += QLatin1String("&quot;");
+ else
+ rich += plain.at(i);
+ }
+ rich.squeeze();
+ return rich;
+}
// see filenameFromUrl(): a sha1 hash is 160 bits
static const int s_hashedUrlBits = 160; // this number should always be divisible by eight
@@ -3410,7 +3431,7 @@ endParsing:
authinfo.url = reqUrl;
authinfo.keepPassword = true;
authinfo.comment = i18n("<b>%1</b> at <b>%2</b>",
- authinfo.realmValue, authinfo.url.host());
+ htmlEscape(authinfo.realmValue), authinfo.url.host());
if (!openPasswordDialog(authinfo, errorMsg)) {
if (sendErrorPageNotification()) {
@@ -5122,7 +5143,7 @@ void HTTPProtocol::proxyAuthenticationForSocket(const QNetworkProxy &proxy, QAut
"to access any sites.");
info.keepPassword = true;
info.commentLabel = i18n("Proxy:");
- info.comment = i18n("<b>%1</b> at <b>%2</b>", info.realmValue, m_request.proxyUrl.host());
+ info.comment = i18n("<b>%1</b> at <b>%2</b>", htmlEscape(info.realmValue), m_request.proxyUrl.host());
const bool dataEntered = openPasswordDialog(info, i18n("Proxy Authentication Failed."));
if (!dataEntered) {
kDebug(7103) << "looks like the user canceled proxy authentication.";

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@ -0,0 +1,25 @@
commit 9ca2b26fc67c3f921e1943c1725fca623e395854
Author: David Faure <faure@kde.org>
Date: Thu Jun 30 23:43:45 2011 +0200
Security fix: don't interpret html tags
Credits to Tim Brown for the find.
(cherry picked from commit bd70d4e589711fda9ab07738c46e37eee8376214)
diff --git a/kio/kssl/ksslcertificatebox.cpp b/kio/kssl/ksslcertificatebox.cpp
index 4ffc613..094787a 100644
--- a/kio/kssl/ksslcertificatebox.cpp
+++ b/kio/kssl/ksslcertificatebox.cpp
@@ -36,6 +36,10 @@ KSslCertificateBox::KSslCertificateBox(QWidget *parent)
d(new KSslCertificateBoxPrivate())
{
d->ui.setupUi(this);
+ // No fooling us with html tags
+ Q_FOREACH(QLabel* label, qFindChildren<QLabel *>(this)) {
+ label->setTextFormat(Qt::PlainText);
+ }
}

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@ -20,7 +20,7 @@
Summary: KDE Libraries
Version: 4.6.5
Release: 5%{?dist}
Release: 6%{?dist}
Name: kdelibs
Epoch: 6
@ -121,6 +121,9 @@ Patch102: kdelibs-4.6.4-kstatusnotifieritemdbus_leak.patch
## security fix
# Not Upstreamed? why not ? -- Rex
Patch200: kdelibs-4.3.1-CVE-2009-2702.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=743056
Patch201: kdelibs-4.6.5-CVE-2011-3365-kio.patch
Patch202: kdelibs-4.6.5-CVE-2011-3365-kssl.patch
## Fedora specific patches
# make forcefully hal-free build
@ -303,6 +306,8 @@ sed -i -e "s|@@VERSION_RELEASE@@|%{version}-%{release}|" kio/kio/kprotocolmanage
# security fix
%patch200 -p1 -b .CVE-2009-2702
%patch201 -p1 -b .CVE-2011-3365-kio
%patch202 -p1 -b .CVE-2011-3365-kssl
# Fedora patches
%if 0%{?halectomy}
@ -555,6 +560,9 @@ rm -rf %{buildroot}
%changelog
* Tue Oct 11 2011 Rex Dieter <rdieter@fedoraproject.org> 4.6.5-6
- CVE-2011-3365 kdelibs: input validation failure in KSSL (#743056)
* Sat Oct 08 2011 Rex Dieter <rdieter@fedoraproject.org> 4.6.5-5
- Provides: kate-part