CVE-2023-22895: BZIP2 Project BZIP2

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

The bzip2 crate before 0.4.4 for Rust allow attackers to cause a denial of service via a large file that triggers an integer overflow in mem.rs. NOTE: this is unrelated to the https://crates.io/crates/bzip2-rs product.

Affected products

• BZIP2 Project BZIP2: before 0.4.4 (fixed in 0.4.4)

Published 2023-01-10. Last modified 2026-06-17.