CVE-2010-3386: Lttng Ust

Medium severity, CVSS 6.9. EPSS: 0.4% chance of exploitation in the next 30 days.

usttrace in LTTng Userspace Tracer (aka UST) 0.7 places a zero-length directory name in the LD_LIBRARY_PATH, which allows local users to gain privileges via a Trojan horse shared library in the current working directory.

Affected products

• Lttng Ust: version 0.7 only

Published 2010-10-20. Last modified 2026-06-16.