Descriptionpwmconfig in LM_sensors before 2.9.1 creates temporary files insecurely, which allows local users to overwrite arbitrary files via a symlink attack on the fancontrol temporary file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-814-1, DTSA-17-1
NVD severitylow (attack range: local)
Debian Bugs324193

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
lm-sensors (PTS)jessie1:3.3.5-2fixed
buster, stretch, sid1:3.4.0-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
lm-sensorssourcewoody(not affected)DSA-814-1

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