From d3d0c7af34b996b4518b26d4f3b4eff831a651af Mon Sep 17 00:00:00 2001
From: Sona Sarmadi <sona.sarmadi@enea.com>
Date: Wed, 27 Apr 2016 11:48:16 +0200
Subject: qemu: Upgrade 2.1.0 to 2.4.0 to address some CVEs
MIME-Version: 1.0
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The upgrade addresses following CVEs:
CVE-2015-7295
CVE-2015-7504
CVE-2015-7512
CVE-2015-8345
CVE-2015-8504
CVE-2016-1568
CVE-2016-2197
CVE-2016-2198

Signed-off-by: Sona Sarmadi <sona.sarmadi@enea.com>
Signed-off-by: Nora Björklund <nora.bjorklund@enea.com>
---
 .../recipes-devtools/qemu/qemu/CVE-2015-7512.patch | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 meta/recipes-devtools/qemu/qemu/CVE-2015-7512.patch

(limited to 'meta/recipes-devtools/qemu/qemu/CVE-2015-7512.patch')

diff --git a/meta/recipes-devtools/qemu/qemu/CVE-2015-7512.patch b/meta/recipes-devtools/qemu/qemu/CVE-2015-7512.patch
new file mode 100644
index 0000000000..50b8a6cee8
--- /dev/null
+++ b/meta/recipes-devtools/qemu/qemu/CVE-2015-7512.patch
@@ -0,0 +1,44 @@
+From 8b98a2f07175d46c3f7217639bd5e03f2ec56343 Mon Sep 17 00:00:00 2001
+From: Jason Wang <jasowang@redhat.com>
+Date: Mon, 30 Nov 2015 15:00:06 +0800
+Subject: [PATCH] pcnet: fix rx buffer overflow(CVE-2015-7512)
+
+Backends could provide a packet whose length is greater than buffer
+size. Check for this and truncate the packet to avoid rx buffer
+overflow in this case.
+
+Cc: Prasad J Pandit <pjp@fedoraproject.org>
+Cc: qemu-stable@nongnu.org
+Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
+Signed-off-by: Jason Wang <jasowang@redhat.com>
+
+Upsteam_Status: Backport
+
+http://git.qemu.org/?p=qemu.git;a=commit;h=8b98a2f07175d46c3f7217639bd5e03f2ec56343
+
+CVE: CVE-2015-7512
+[Yocto # 9013]
+
+Signed-off-by: Armin Kuster <akuster@mvista.com>
+
+---
+ hw/net/pcnet.c | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+Index: qemu-2.4.0/hw/net/pcnet.c
+===================================================================
+--- qemu-2.4.0.orig/hw/net/pcnet.c
++++ qemu-2.4.0/hw/net/pcnet.c
+@@ -1065,6 +1065,12 @@ ssize_t pcnet_receive(NetClientState *nc
+             int pktcount = 0;
+ 
+             if (!s->looptest) {
++                if (size > 4092) {
++#ifdef PCNET_DEBUG_RMD
++                    fprintf(stderr, "pcnet: truncates rx packet.\n");
++#endif
++                    size = 4092;
++                }
+                 memcpy(src, buf, size);
+                 /* no need to compute the CRC */
+                 src[size] = 0;
-- 
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