qemu: Security fix CVE-2016-4952

affects qemu < 2.7.0

Quick Emulator(Qemu) built with the VMWARE PVSCSI paravirtual SCSI bus
emulation support is vulnerable to an OOB r/w access issue. It could
occur while processing SCSI commands 'PVSCSI_CMD_SETUP_RINGS' or
'PVSCSI_CMD_SETUP_MSG_RING'.

A privileged user inside guest could use this flaw to crash the Qemu
process resulting in DoS.

References:
----------
http://www.openwall.com/lists/oss-security/2016/05/23/1

(From OE-Core rev: 3d6b4fd6bc4338b139ebcaf51b67c56cc97ba2ed)

Signed-off-by: Adrian Dudau <adrian.dudau@enea.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/meta/recipes-devtools/qemu/qemu_2.5.0.bb b/meta/recipes-devtools/qemu/qemu_2.5.0.bb
index 58902b1988..b965f6916c 100644
--- a/meta/recipes-devtools/qemu/qemu_2.5.0.bb
+++ b/meta/recipes-devtools/qemu/qemu_2.5.0.bb
@@ -27,6 +27,7 @@ SRC_URI += "file://configure-fix-Darwin-target-detection.patch \
             file://CVE-2016-4002.patch \
             file://CVE-2016-5403.patch \
             file://CVE-2016-4441.patch \
+            file://CVE-2016-4952.patch \
            "
 SRC_URI_prepend = "http://wiki.qemu-project.org/download/${BP}.tar.bz2"
 SRC_URI[md5sum] = "f469f2330bbe76e3e39db10e9ac4f8db"