Vulnerability 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.
CVSS Score
2.1
LOW
AV:L/AC:L/Au:N/C:P/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Netbsd | Netbsd | 1.6 |
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?r1Patch
- 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?r1Patch
- 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
FAQ
What is CVE-2005-4783?
CVE-2005-4783 is a vulnerability with a CVSS score of 2.1 (LOW). 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.
How severe is CVE-2005-4783?
CVE-2005-4783 has been rated LOW with a CVSS base score of 2.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2005-4783?
Check the references section above for vendor advisories and patch information. Affected products include: Netbsd Netbsd.