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.
Metrics
CVSS 2.0 2.1/10
AV:L/AC:L/Au:N/C:P/I:N/A:NAffected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.cPatch
- http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=hPatch
- http://mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html
- http://releng.netbsd.org/cgi-bin/req-3.cgi?show=727Patch
- http://securitytracker.com/id?1015132Patch
- http://www.osvdb.org/20729Patch
- http://www.packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txtPatch
- http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.cPatch
- http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=hPatch
- http://mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html
- http://releng.netbsd.org/cgi-bin/req-3.cgi?show=727Patch
- http://securitytracker.com/id?1015132Patch
- http://www.osvdb.org/20729Patch
- http://www.packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txtPatch
Timeline
- Published
- Dec 31, 2005
- Last modified
- Jun 16, 2026
- NVD status
- Modified