CVE-2023-1672

Name	CVE-2023-1672
Description	A race condition exists in the Tang server functionality for key generation and key rotation. This flaw results in a small time window where Tang private keys become readable by other processes on the same host.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-3648-1
Debian Bugs	1038119

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
tang (PTS)	bullseye	8-3+deb11u2	fixed
	bullseye (security)	8-3+deb11u1	vulnerable
	bookworm	11-2+deb12u1	fixed
	trixie	15-2	fixed
	forky, sid	15-3	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
tang	source	buster	7-1+deb10u2	DLA-3648-1
tang	source	bullseye	8-3+deb11u2
tang	source	bookworm	11-2+deb12u1
tang	source	(unstable)	14-1		1038119

Fixed by: https://github.com/latchset/tang/commit/8dbbed10870378f1b2c3cf3df2ea7edca7617096
https://census-labs.com/news/2023/06/15/race-tang/