CVE-2012-4503

Name	CVE-2012-4503
Description	cmdmon.c in Chrony before 1.29 allows remote attackers to obtain potentially sensitive information from stack memory via vectors related to (1) an invalid subnet in a RPY_SUBNETS_ACCESSED command to the handle_subnets_accessed function or (2) a RPY_CLIENT_ACCESSES command to the handle_client_accesses function when client logging is disabled, which causes uninitialized data to be included in a reply.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-2760-1
Debian Bugs	719203

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
chrony (PTS)	jessie	1.30-2+deb8u2	fixed
	stretch	3.0-4+deb9u2	fixed
	buster	3.4-4+deb10u2	fixed
	bullseye	4.0-8+deb11u2	fixed
	bookworm	4.3-2+deb12u1	fixed
	sid, trixie	4.6.1-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
chrony	source	squeeze	1.24-3+squeeze1		DSA-2760-1
chrony	source	wheezy	1.24-3.1+deb7u2		DSA-2760-1
chrony	source	(unstable)	1.29-1			719203