Unrated severityNVD Advisory· Published Aug 9, 2006· Updated Jun 16, 2026

CVE-2006-3122

Description

The supersede_lease function in memory.c in ISC DHCP (dhcpd) server 2.0pl5 allows remote attackers to cause a denial of service (application crash) via a DHCPDISCOVER packet with a 32 byte client-identifier, which causes the packet to be interpreted as a corrupt uid and causes the server to exit with "corrupt lease uid."

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Isc/DHCP2 versions
cpe:2.3:a:isc:dhcpd:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:isc:dhcpd:*:*:*:*:*:*:*:*range: <=2.0pl5
- (no CPE)range: = 2.0pl5

Patches

Vulnerability mechanics

References

secunia.com/advisories/21345nvdPatchVendor Advisory
secunia.com/advisories/21363nvdPatchVendor Advisory
www.debian.org/security/2006/dsa-1143nvdPatch
www.vupen.com/english/advisories/2006/3158nvdVendor Advisory
bugs.debian.org/cgi-bin/bugreport.cginvd
secunia.com/advisories/21655nvd
securitytracker.com/idnvd
www.openbsd.org/errata.htmlnvd
www.securityfocus.com/bid/19348nvd

News mentions

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