When was CVE-2005-4783 disclosed?

CVE-2005-4783 was first published in the National Vulnerability Database on December 31, 2005, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2005-4783 actively exploited?

CVE-2005-4783 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2005-4783?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-4783, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

CVE-2005-4783

NONECVSS 0.0

0.0

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 v3: —
EG Score: —
EPSS: 23.5%
KEV: Not listed

References (14)

cve@mitrehttp://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c
cve@mitrehttp://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=h
cve@mitrehttp://mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html
cve@mitrehttp://releng.netbsd.org/cgi-bin/req-3.cgi?show=727
cve@mitrehttp://securitytracker.com/id?1015132
cve@mitrehttp://www.osvdb.org/20729
cve@mitrehttp://www.packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txt
af854a3a-2127-422b-91ae-364da2661108http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c
af854a3a-2127-422b-91ae-364da2661108http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/miscfs/kernfs/kernfs_vnops.c.diff?r1=1.110&r2=1.111&f=h
af854a3a-2127-422b-91ae-364da2661108http://mail-index.netbsd.org/netbsd-announce/2005/10/31/0000.html
af854a3a-2127-422b-91ae-364da2661108http://releng.netbsd.org/cgi-bin/req-3.cgi?show=727
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1015132
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/20729
af854a3a-2127-422b-91ae-364da2661108http://www.packetstormsecurity.org/0601-advisories/NetBSD-SA2006-001.txt

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CVE-2005-4783

Published

Last Modified

References (14)

Data Freshness Timeline

Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2005-4783?

CVE-2005-4783

📅 Published

🔄 Last Modified

🔗 References (14)

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2005-4783?

Published

Last Modified

References (14)

Frequently asked(4)