GLSA-201401-05 : ISC DHCP: Denial of Service
Medium Nessus Plugin ID 71812
SynopsisThe remote Gentoo host is missing one or more security-related patches.
DescriptionThe remote host is affected by the vulnerability described in GLSA-201401-05 (ISC DHCP: Denial of Service)
ISC DHCP is vulnerable to a memory exhaustion attack involving regular expressions sent by DHCP clients.
A remote attacker could send a specially crafted request from a malicious or spoofed client, potentially leading to a Denial of Service condition.
There is no known workaround at this time.
SolutionAll ISC DHCP users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/dhcp-4.2.5_p1'