Vigil@nce - NetBSD: multiple vulnerabilities of COMPAT_
September 2014 by Vigil@nce
This bulletin was written by Vigil@nce : http://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
An attacker can use several vulnerabilities of COMPAT_ of NetBSD.
Impacted products: NetBSD
Severity: 1/4
Creation date: 27/08/2014
Revision date: 27/08/2014
DESCRIPTION OF THE VULNERABILITY
Several vulnerabilities were announced in NetBSD.
An attacker can force a NULL pointer to be dereferenced in
COMPAT_FREEBSD, in order to trigger a denial of service.
[severity:1/4]
An attacker can generate a zero-sized memory allocation in
COMPAT_NETBSD32, in order to trigger a denial of service.
[severity:1/4]
An attacker can generate a zero-sized memory allocation in
COMPAT_OSF1, in order to trigger a denial of service.
[severity:1/4]
An attacker can read at an invalid address in COMPAT_LINUX, in
order to trigger a denial of service. [severity:1/4]
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
http://vigilance.fr/vulnerability/NetBSD-multiple-vulnerabilities-of-COMPAT-15236