Descriptiondhcp6.c in dhcpcd before 6.11.7 and 7.x before 7.2.2 has a buffer over-read in the D6_OPTION_PD_EXCLUDE feature.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh
Debian Bugs928440

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dhcpcd5 (PTS)stretch6.10.1-1vulnerable
bullseye, sid, buster7.1.0-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
dhcpcd5sourcejessie(not affected)


[stretch] - dhcpcd5 <no-dsa> (Minor issue)
[jessie] - dhcpcd5 <not-affected> (Vulnerable code not present; D6_OPTION_PD_EXCLUDE support added later)

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