Vulnerability Details : CVE-2005-4783
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.
Products affected by CVE-2005-4783
- cpe:2.3:o:netbsd:netbsd:1.6:*:*:*:*:*:*:*
- cpe:2.3:o:netbsd:netbsd:2.0:*:*:*:*:*:*:*
- cpe:2.3:o:netbsd:netbsd:2.0.3:*:*:*:*:*:*:*
- cpe:2.3:o:netbsd:netbsd:2.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2005-4783
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2005-4783
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
2.1
|
LOW | AV:L/AC:L/Au:N/C:P/I:N/A:N |
3.9
|
2.9
|
NIST |
References for CVE-2005-4783
-
http://releng.netbsd.org/cgi-bin/req-3.cgi?show=727
Patch
-
http://mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html
-
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c
Patch
-
http://www.packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txt
Patch
-
http://securitytracker.com/id?1015132
Patch
-
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=h
Patch
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