CVE-2009-1894

NameCVE-2009-1894
DescriptionRace 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-1838-1
Debian Bugs537351

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
pulseaudio (PTS)buster12.2-4+deb10u1fixed
bullseye14.2-2fixed
bookworm16.1+dfsg1-2fixed
sid, trixie16.1+dfsg1-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
pulseaudiosourceetch(not affected)
pulseaudiosourcelenny0.9.10-3+lenny1DSA-1838-1
pulseaudiosource(unstable)0.9.15-4.1high537351

Notes

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

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