CVE-2005-4783
kernfs_xread in kernfs_vnops.c in NetBSD before 20050831 does not check for a negative offset...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2005-4783- CVSS 2.0
- 2.1 Low
AV:L/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2005-4783- Updated
- 2026-11-02
EUVDEUVD-2005-4776 No score
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.
- Record
EUVD-2005-4776- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-prr6-w5h2-7x5j No score
kernfs_xread in kernfs_vnops.c in NetBSD before 20050831 does not check for a negative offset...
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.
- Record
GHSA-prr6-w5h2-7x5j- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2005-4783 is a low vulnerability (CVSS 2.1) in Netbsd, published December 31, 2005. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 28th percentile. No source names a fixed version.
References
securitytracker.com/id?1015132
cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=h
releng.netbsd.org/cgi-bin/req-3.cgi?show=727
osvdb.org/20729
packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txt
mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html
nvd.nist.gov/vuln/detail/CVE-2005-4783
github.com/advisories/GHSA-prr6-w5h2-7x5j