CVE-2021-33453: Long Range Zip Project Long Range Zip

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

An issue was discovered in lrzip version 0.641. There is a use-after-free in ucompthread() in stream.c:1538.

Affected products

• Long Range Zip Project Long Range Zip: version 0.641 only

Published 2022-07-26. Last modified 2026-06-17.