[packages/kernel/LINUX_3_4] - updated to 3.4.33 - add fix for CVE-2013-1763

[baggins]

commit 7b14a70e8eb2b4aa52e4541c26abca4fdfe679f7
Author: Jan Rękorajski <baggins at pld-linux.org>
Date:   Tue Feb 26 11:34:53 2013 +0100

    - updated to 3.4.33
    - add fix for CVE-2013-1763

 kernel-CVE-2013-1763.patch | 32 ++++++++++++++++++++++++++++++++
 kernel.spec                |  6 ++++--
 2 files changed, 36 insertions(+), 2 deletions(-)
---
diff --git a/kernel.spec b/kernel.spec
index ef73a31..5825bf6 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -91,7 +91,7 @@
 
 %define		rel		1
 %define		basever		3.4
-%define		postver		.32
+%define		postver		.33
 
 # __alt_kernel is list of features, empty string if none set
 # _alt kernel is defined as: %{nil}%{?alt_kernel:-%{?alt_kernel}} (defined in rpm.macros)
@@ -138,7 +138,7 @@ Source0:	http://www.kernel.org/pub/linux/kernel/v3.x/linux-%{basever}.tar.xz
 # Source0-md5:	967f72983655e2479f951195953e8480
 %if "%{postver}" != ".0"
 Patch0:		http://www.kernel.org/pub/linux/kernel/v3.x/patch-%{version}.bz2
-# Patch0-md5:	cccb7722e4e1576adf90b12d1fea6901
+# Patch0-md5:	9fa275ca70a9bd53d666bf228f0482b4
 %endif
 
 Source3:	kernel-autoconf.h
@@ -248,6 +248,7 @@ Patch400:	kernel-virtio-gl-accel.patch
 Patch2000:	kernel-small_fixes.patch
 Patch2001:	kernel-pwc-uncompress.patch
 Patch2003:	kernel-regressions.patch
+Patch2004:	kernel-CVE-2013-1763.patch
 
 # http://git.kernel.org/?p=linux/kernel/git/jj/linux-apparmor.git;a=shortlog;h=refs/heads/v3.4-aa2.8
 Patch5000:	kernel-apparmor.patch
@@ -755,6 +756,7 @@ exit 0
 %patch2000 -p1
 %patch2001 -p1
 #%patch2003 -p1
+%patch2004 -p1
 
 # Do not remove this, please!
 #%patch50000 -p1
diff --git a/kernel-CVE-2013-1763.patch b/kernel-CVE-2013-1763.patch
new file mode 100644
index 0000000..faca9ea
--- /dev/null
+++ b/kernel-CVE-2013-1763.patch
@@ -0,0 +1,32 @@
+Userland can send a netlink message requesting SOCK_DIAG_BY_FAMILY
+with a family greater or equal then AF_MAX -- the array size of
+sock_diag_handlers[]. The current code does not test for this
+condition therefore is vulnerable to an out-of-bound access opening
+doors for a privilege escalation.
+
+Signed-off-by: Mathias Krause <minipli at googlemail.com>
+---
+ net/core/sock_diag.c |    3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/net/core/sock_diag.c b/net/core/sock_diag.c
+index 602cd63..750f44f 100644
+--- a/net/core/sock_diag.c
++++ b/net/core/sock_diag.c
+@@ -121,6 +121,9 @@ static int __sock_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
+ 	if (nlmsg_len(nlh) < sizeof(*req))
+ 		return -EINVAL;
+ 
++	if (req->sdiag_family >= AF_MAX)
++		return -EINVAL;
++
+ 	hndl = sock_diag_lock_handler(req->sdiag_family);
+ 	if (hndl == NULL)
+ 		err = -ENOENT;
+-- 
+1.7.10.4
+
+--
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\ No newline at end of file
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/packages/kernel.git/commitdiff/7b14a70e8eb2b4aa52e4541c26abca4fdfe679f7