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CVE-2014-7912

Published: 30 July 2015

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.

Priority

Medium

Status

Package Release Status
dhcpcd
Launchpad, Ubuntu, Debian
artful Does not exist

bionic Does not exist

cosmic Does not exist

disco Does not exist

focal Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Not vulnerable
(6.9.1-1)
precise Ignored
(end of life)
trusty Does not exist
(trusty was not-affected [code not present])
upstream Needs triage

vivid Ignored
(end of life)
wily Does not exist

xenial Does not exist

yakkety Does not exist

zesty Does not exist

dhcpcd5
Launchpad, Ubuntu, Debian
artful Not vulnerable
(6.9.1-1)
bionic Not vulnerable
(6.9.1-1)
cosmic Not vulnerable
(6.9.1-1)
disco Not vulnerable
(6.9.1-1)
focal Not vulnerable
(6.9.1-1)
jammy Not vulnerable
(6.9.1-1)
kinetic Not vulnerable
(6.9.1-1)
lunar Not vulnerable
(6.9.1-1)
mantic Does not exist

precise Ignored
(end of life)
trusty Needed

upstream
Released (6.9.0-1)
vivid Ignored
(end of life)
wily Not vulnerable
(6.9.1-1)
xenial Not vulnerable
(6.9.1-1)
yakkety Not vulnerable
(6.9.1-1)
zesty Not vulnerable
(6.9.1-1)
Patches:
other: https://android.googlesource.com/platform/external/dhcpcd/+/73c09dd8067250734511d955d8f792b41c7213f0