CVEvulnerability

CVE-2005-4783

2.1 LOW Published 2005-12-31 Modified 2026-06-16 Official page ↗

Status: Modified
Published: 2005-12-31
Last modified: 2026-06-16
Assigner: [email protected]
CVSS 2.0 ([email protected]): 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N

Description

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.

Affected configurations

• netbsd netbsd 1.6 • netbsd netbsd 2.0 • netbsd netbsd 2.0.3 • netbsd netbsd 2.1

References

http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c Patch
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=h Patch
http://mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html mail-index.netbsd.org
http://releng.netbsd.org/cgi-bin/req-3.cgi?show=727 Patch
http://securitytracker.com/id?1015132 Patch
http://www.osvdb.org/20729 Patch
http://www.packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txt Patch
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c Patch
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=h Patch
http://mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html mail-index.netbsd.org
http://releng.netbsd.org/cgi-bin/req-3.cgi?show=727 Patch
http://securitytracker.com/id?1015132 Patch
http://www.osvdb.org/20729 Patch
http://www.packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txt Patch