[SCM] kauth packaging branch, master, updated. debian/5.28.0-1-6-g5d9a9a8
Maximiliano Curia
maxy at moszumanska.debian.org
Wed May 10 13:04:20 UTC 2017
Gitweb-URL: http://git.debian.org/?p=pkg-kde/frameworks/kauth.git;a=commitdiff;h=5e00663
The following commit has been merged in the master branch:
commit 5e00663489993a4cee5c07f4ba32add05548cd69
Author: Maximiliano Curia <maxy at gnuservers.com.ar>
Date: Wed May 10 14:32:22 2017 +0200
Add new upstream patch: Verify-that-whoever-is-calling-us-is-actually-who-he-says.patch
Fixes CVE-2017-8422 in kauth
Gbp-Dch: Full
---
...ver-is-calling-us-is-actually-who-he-says.patch | 194 +++++++++++++++++++++
debian/patches/series | 1 +
2 files changed, 195 insertions(+)
diff --git a/debian/patches/Verify-that-whoever-is-calling-us-is-actually-who-he-says.patch b/debian/patches/Verify-that-whoever-is-calling-us-is-actually-who-he-says.patch
new file mode 100644
index 0000000..08a7b90
--- /dev/null
+++ b/debian/patches/Verify-that-whoever-is-calling-us-is-actually-who-he-says.patch
@@ -0,0 +1,194 @@
+From: Albert Astals Cid <aacid at kde.org>
+Date: Wed, 10 May 2017 10:03:45 +0200
+Subject: Verify that whoever is calling us is actually who he says he is
+
+CVE-2017-8422
+---
+ src/AuthBackend.cpp | 5 +++++
+ src/AuthBackend.h | 7 +++++++
+ src/backends/dbus/DBusHelperProxy.cpp | 27 +++++++++++++++++++++++++--
+ src/backends/dbus/DBusHelperProxy.h | 6 +++++-
+ src/backends/policykit/PolicyKitBackend.cpp | 5 +++++
+ src/backends/policykit/PolicyKitBackend.h | 1 +
+ src/backends/polkit-1/Polkit1Backend.cpp | 5 +++++
+ src/backends/polkit-1/Polkit1Backend.h | 1 +
+ 8 files changed, 54 insertions(+), 3 deletions(-)
+
+diff --git a/src/AuthBackend.cpp b/src/AuthBackend.cpp
+index ff91dd5..fa8c258 100644
+--- a/src/AuthBackend.cpp
++++ b/src/AuthBackend.cpp
+@@ -54,6 +54,11 @@ void AuthBackend::setCapabilities(AuthBackend::Capabilities capabilities)
+ d->capabilities = capabilities;
+ }
+
++AuthBackend::ExtraCallerIDVerificationMethod AuthBackend::extraCallerIDVerificationMethod() const
++{
++ return NoExtraCallerIDVerificationMethod;
++}
++
+ bool AuthBackend::actionExists(const QString &action)
+ {
+ Q_UNUSED(action);
+diff --git a/src/AuthBackend.h b/src/AuthBackend.h
+index c67a706..09195ef 100644
+--- a/src/AuthBackend.h
++++ b/src/AuthBackend.h
+@@ -43,6 +43,12 @@ public:
+ };
+ Q_DECLARE_FLAGS(Capabilities, Capability)
+
++ enum ExtraCallerIDVerificationMethod {
++ NoExtraCallerIDVerificationMethod,
++ VerifyAgainstDBusServiceName,
++ VerifyAgainstDBusServicePid,
++ };
++
+ AuthBackend();
+ virtual ~AuthBackend();
+ virtual void setupAction(const QString &action) = 0;
+@@ -50,6 +56,7 @@ public:
+ virtual Action::AuthStatus authorizeAction(const QString &action) = 0;
+ virtual Action::AuthStatus actionStatus(const QString &action) = 0;
+ virtual QByteArray callerID() const = 0;
++ virtual ExtraCallerIDVerificationMethod extraCallerIDVerificationMethod() const;
+ virtual bool isCallerAuthorized(const QString &action, QByteArray callerID) = 0;
+ virtual bool actionExists(const QString &action);
+
+diff --git a/src/backends/dbus/DBusHelperProxy.cpp b/src/backends/dbus/DBusHelperProxy.cpp
+index d2620ac..36bc6a8 100644
+--- a/src/backends/dbus/DBusHelperProxy.cpp
++++ b/src/backends/dbus/DBusHelperProxy.cpp
+@@ -232,6 +232,29 @@ bool DBusHelperProxy::hasToStopAction()
+ return m_stopRequest;
+ }
+
++bool DBusHelperProxy::isCallerAuthorized(const QString &action, const QByteArray &callerID)
++{
++ // Check the caller is really who it says it is
++ switch (BackendsManager::authBackend()->extraCallerIDVerificationMethod()) {
++ case AuthBackend::NoExtraCallerIDVerificationMethod:
++ break;
++
++ case AuthBackend::VerifyAgainstDBusServiceName:
++ if (message().service().toUtf8() != callerID) {
++ return false;
++ }
++ break;
++
++ case AuthBackend::VerifyAgainstDBusServicePid:
++ if (connection().interface()->servicePid(message().service()).value() != callerID.toUInt()) {
++ return false;
++ }
++ break;
++ }
++
++ return BackendsManager::authBackend()->isCallerAuthorized(action, callerID);
++}
++
+ QByteArray DBusHelperProxy::performAction(const QString &action, const QByteArray &callerID, QByteArray arguments)
+ {
+ if (!responder) {
+@@ -256,7 +279,7 @@ QByteArray DBusHelperProxy::performAction(const QString &action, const QByteArra
+ QTimer *timer = responder->property("__KAuth_Helper_Shutdown_Timer").value<QTimer *>();
+ timer->stop();
+
+- if (BackendsManager::authBackend()->isCallerAuthorized(action, callerID)) {
++ if (isCallerAuthorized(action, callerID)) {
+ QString slotname = action;
+ if (slotname.startsWith(m_name + QLatin1Char('.'))) {
+ slotname = slotname.right(slotname.length() - m_name.length() - 1);
+@@ -298,7 +321,7 @@ uint DBusHelperProxy::authorizeAction(const QString &action, const QByteArray &c
+ QTimer *timer = responder->property("__KAuth_Helper_Shutdown_Timer").value<QTimer *>();
+ timer->stop();
+
+- if (BackendsManager::authBackend()->isCallerAuthorized(action, callerID)) {
++ if (isCallerAuthorized(action, callerID)) {
+ retVal = static_cast<uint>(Action::AuthorizedStatus);
+ } else {
+ retVal = static_cast<uint>(Action::DeniedStatus);
+diff --git a/src/backends/dbus/DBusHelperProxy.h b/src/backends/dbus/DBusHelperProxy.h
+index 8f4254c..656d669 100644
+--- a/src/backends/dbus/DBusHelperProxy.h
++++ b/src/backends/dbus/DBusHelperProxy.h
+@@ -25,12 +25,13 @@
+ #include "kauthactionreply.h"
+
+ #include <QDBusConnection>
++#include <QDBusContext>
+ #include <QVariant>
+
+ namespace KAuth
+ {
+
+-class DBusHelperProxy : public HelperProxy
++class DBusHelperProxy : public HelperProxy, protected QDBusContext
+ {
+ Q_OBJECT
+ Q_PLUGIN_METADATA(IID "org.kde.DBusHelperProxy")
+@@ -79,6 +80,9 @@ Q_SIGNALS:
+
+ private Q_SLOTS:
+ void remoteSignalReceived(int type, const QString &action, QByteArray blob);
++
++private:
++ bool isCallerAuthorized(const QString &action, const QByteArray &callerID);
+ };
+
+ } // namespace Auth
+diff --git a/src/backends/policykit/PolicyKitBackend.cpp b/src/backends/policykit/PolicyKitBackend.cpp
+index c2b4d42..bf038a8 100644
+--- a/src/backends/policykit/PolicyKitBackend.cpp
++++ b/src/backends/policykit/PolicyKitBackend.cpp
+@@ -78,6 +78,11 @@ QByteArray PolicyKitBackend::callerID() const
+ return a;
+ }
+
++AuthBackend::ExtraCallerIDVerificationMethod Polkit1Backend::extraCallerIDVerificationMethod() const
++{
++ return VerifyAgainstDBusServicePid;
++}
++
+ bool PolicyKitBackend::isCallerAuthorized(const QString &action, QByteArray callerID)
+ {
+ QDataStream s(&callerID, QIODevice::ReadOnly);
+diff --git a/src/backends/policykit/PolicyKitBackend.h b/src/backends/policykit/PolicyKitBackend.h
+index eb17a3a..38b0240 100644
+--- a/src/backends/policykit/PolicyKitBackend.h
++++ b/src/backends/policykit/PolicyKitBackend.h
+@@ -40,6 +40,7 @@ public:
+ virtual Action::AuthStatus authorizeAction(const QString &);
+ virtual Action::AuthStatus actionStatus(const QString &);
+ virtual QByteArray callerID() const;
++ ExtraCallerIDVerificationMethod extraCallerIDVerificationMethod() const Q_DECL_OVERRIDE;
+ virtual bool isCallerAuthorized(const QString &action, QByteArray callerID);
+
+ private Q_SLOTS:
+diff --git a/src/backends/polkit-1/Polkit1Backend.cpp b/src/backends/polkit-1/Polkit1Backend.cpp
+index 78ee5bb..774588c 100644
+--- a/src/backends/polkit-1/Polkit1Backend.cpp
++++ b/src/backends/polkit-1/Polkit1Backend.cpp
+@@ -162,6 +162,11 @@ QByteArray Polkit1Backend::callerID() const
+ return QDBusConnection::systemBus().baseService().toUtf8();
+ }
+
++AuthBackend::ExtraCallerIDVerificationMethod Polkit1Backend::extraCallerIDVerificationMethod() const
++{
++ return VerifyAgainstDBusServiceName;
++}
++
+ bool Polkit1Backend::isCallerAuthorized(const QString &action, QByteArray callerID)
+ {
+ PolkitQt1::SystemBusNameSubject subject(QString::fromUtf8(callerID));
+diff --git a/src/backends/polkit-1/Polkit1Backend.h b/src/backends/polkit-1/Polkit1Backend.h
+index e0d661b..d816664 100644
+--- a/src/backends/polkit-1/Polkit1Backend.h
++++ b/src/backends/polkit-1/Polkit1Backend.h
+@@ -49,6 +49,7 @@ public:
+ virtual Action::AuthStatus authorizeAction(const QString &);
+ virtual Action::AuthStatus actionStatus(const QString &);
+ virtual QByteArray callerID() const;
++ ExtraCallerIDVerificationMethod extraCallerIDVerificationMethod() const Q_DECL_OVERRIDE;
+ virtual bool isCallerAuthorized(const QString &action, QByteArray callerID);
+ virtual bool actionExists(const QString &action);
+
diff --git a/debian/patches/series b/debian/patches/series
index e69de29..5f11eb8 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -0,0 +1 @@
+Verify-that-whoever-is-calling-us-is-actually-who-he-says.patch
--
kauth packaging
More information about the pkg-kde-commits
mailing list