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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


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