CVE-2017-9078

Name	CVE-2017-9078
Description	The server in Dropbear before 2017.75 might allow post-authentication root remote code execution because of a double free in cleanup of TCP listeners when the -a option is enabled.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
References	DSA-3859-1
Debian Bugs	862970

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
dropbear (PTS)	buster	2018.76-5+deb10u1	fixed
	buster (security)	2018.76-5+deb10u2	fixed
	bullseye	2020.81-3	fixed
	bookworm, sid	2022.83-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
dropbear	source	wheezy	(not affected)
dropbear	source	jessie	2014.65-1+deb8u2	DSA-3859-1
dropbear	source	(unstable)	2016.74-5		862970

[wheezy] - dropbear <not-affected> (Vulnerable code not present)
Patch: https://hg.ucc.asn.au/dropbear/rev/c8114a48837c