CVE-2014-7912

Name	CVE-2014-7912
Description	The get_option function in dhcp.c in dhcpcd before 6.2.0, as used in dhcpcd 5.x in Android before 5.1 and other products, does not validate the relationship between length fields and the amount of data, which allows remote DHCP servers to execute arbitrary code or cause a denial of service (memory corruption) via a large length value of an option in a DHCPACK message.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-506-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
dhcpcd5 (PTS)	jessie, jessie (lts)	6.0.5-2+deb8u1	vulnerable
	stretch (lts), stretch	6.10.1-1+deb9u1	fixed
	buster, bullseye	7.1.0-2	fixed
	bookworm	9.4.1-24~deb12u4	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
dhcpcd5	source	wheezy	5.5.6-1+deb7u2		DLA-506-1
dhcpcd5	source	(unstable)	6.9.1-1

[jessie] - dhcpcd5 <no-dsa> (Minor issue)
https://dev.marples.name/rDHCc204b018d1cfe740fb3179532070ae10fe34aaf3