CVE-2009-1894

Name	CVE-2009-1894
Description	Race condition in PulseAudio 0.9.9, 0.9.10, and 0.9.14 allows local users to gain privileges via vectors involving creation of a hard link, related to the application setting LD_BIND_NOW to 1, and then calling execv on the target of the /proc/self/exe symlink.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-1838-1
Debian Bugs	537351

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pulseaudio (PTS)	bullseye	14.2-2	fixed
	bookworm	16.1+dfsg1-2	fixed
	forky, sid, trixie	17.0+dfsg1-2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
pulseaudio	source	etch	(not affected)
pulseaudio	source	lenny	0.9.10-3+lenny1		DSA-1838-1
pulseaudio	source	(unstable)	0.9.15-4.1	high		537351

[etch] - pulseaudio <not-affected> (vulnerable code not present)