CVE-2005-4783 - kernfs_xread in kernfs_vnops.c in NetBSD before 20050831 does not check for a negative offset when r

CVE-2005-4783

Summary

kernfs_xread in kernfs_vnops.c in NetBSD before 20050831 does not check for a negative offset when reading the message buffer, which allows local users to read arbitrary kernel memory.

References

Vulnerable Configurations

cpe:2.3:o:netbsd:netbsd:1.6:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:1.6:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:2.0:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:2.0:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:2.0.3:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:2.0.3:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:2.1:*:*:*:*:*:*:*
cpe:2.3:o:netbsd:netbsd:2.1:*:*:*:*:*:*:*

CVSS

Base:	2.1 (as of 05-09-2008 - 20:57)
Impact:
Exploitability:

CWE

NVD-CWE-Other

CAPEC

Access

Vector	Complexity	Authentication
LOCAL	LOW	NONE

Impact

Confidentiality	Integrity	Availability
PARTIAL	NONE	NONE

cvss-vector via4

AV:L/AC:L/Au:N/C:P/I:N/A:N

refmap via4

confirm	http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=h http://releng.netbsd.org/cgi-bin/req-3.cgi?show=727
mlist	[netbsd-announce] 20051031 Announcing update 2.0.3 - source only
netbsd	NetBSD-SA2006-001
osvdb	20729
sectrack	1015132

Last major update

05-09-2008 - 20:57

Published

31-12-2005 - 05:00

Last modified

05-09-2008 - 20:57