CVE-2016-2147

NameCVE-2016-2147
DescriptionInteger overflow in the DHCP client (udhcpc) in BusyBox before 1.25.0 allows remote attackers to cause a denial of service (crash) via a malformed RFC1035-encoded domain name, which triggers an out-of-bounds heap write.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)
Debian Bugs818499

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
busybox (PTS)wheezy1:1.20.0-7vulnerable
jessie1:1.22.0-9+deb8u1vulnerable
stretch1:1.22.0-19vulnerable
buster, sid1:1.27.2-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
busyboxsource(unstable)1:1.27.2-1medium818499

Notes

[stretch] - busybox <no-dsa> (Minor issue)
[jessie] - busybox <no-dsa> (Minor issue)
[wheezy] - busybox <no-dsa> (Minor issue)
https://git.busybox.net/busybox/commit/?id=d474ffc68290e0a83651c4432eeabfa62cd51e87

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