[Secure-testing-team] Bug#826151: qemu: CVE-2016-5126: block: iscsi: buffer overflow in iscsi_aio_ioctl

[Salvatore Bonaccorso]

Source: qemu
Version: 2.1+dfsg-1
Severity: important
Tags: security upstream patch fixed-upstream

Hi,

the following vulnerability was published for qemu.

CVE-2016-5126[0]:
| Heap-based buffer overflow in the iscsi_aio_ioctl function in
| block/iscsi.c in QEMU allows local OS guest users to cause a denial of
| service (QEMU process crash) or possibly execute arbitrary code via a
| crafted iSCSI asynchronous I/O ioctl call.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2016-5126
[1] http://git.qemu.org/?p=qemu.git;a=commit;h=a6b3167fa0e825aebb5a7cd8b437b6d41584a196
[2] https://bugzilla.redhat.com/show_bug.cgi?id=1340924

Regards,
Salvatore