FreeBSD : qemu -- buffer overflow vulnerability in virtio-serial message exchanges (21e5abe3-b0c6-11e5-8d13-bc5ff45d0f28)

This script is Copyright (C) 2016 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 virtio-serial vmchannel support is
vulnerable to a buffer overflow issue. It could occur while exchanging
virtio control messages between guest and the host.

A malicious guest could use this flaw to corrupt few bytes of Qemu
memory area, potentially crashing the Qemu process.

See also :

http://www.openwall.com/lists/oss-security/2015/08/06/5
http://www.nessus.org/u?af416604
http://www.nessus.org/u?be78b2f5
http://www.nessus.org/u?b1af5a99

Solution :

Update the affected packages.

Risk factor :

High

Family: FreeBSD Local Security Checks

Nessus Plugin ID: 87688 ()

Bugtraq ID:

CVE ID: CVE-2015-5745

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