FreeBSD : qemu -- denial of service vulnerability in Q35 chipset emulation (152acff3-b1bd-11e5-9728-002590263bf5)

This script is Copyright (C) 2016-2017 Tenable Network Security, Inc.


Synopsis :

The remote FreeBSD host is missing one or more security-related
updates.

Description :

Prasad J Pandit, Red Hat Product Security Team, reports :

Qemu emulator built with the Q35 chipset based pc system emulator is
vulnerable to a heap based buffer overflow. It occurs during VM guest
migration, as more(16 bytes) data is moved into allocated (8 bytes)
memory area.

A privileged guest user could use this issue to corrupt the VM guest
image, potentially leading to a DoS. This issue affects q35 machine
types.

See also :

http://www.openwall.com/lists/oss-security/2015/12/24/1
http://www.nessus.org/u?98605475
http://www.nessus.org/u?5fca7458
http://www.nessus.org/u?bd81615e

Solution :

Update the affected packages.

Risk factor :

Low / CVSS Base Score : 1.9
(CVSS2#AV:L/AC:M/Au:N/C:N/I:N/A:P)

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 87687 ()

Bugtraq ID:

CVE ID: CVE-2015-8666

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