lrzip v0.641 was discovered to contain a multiple concurrency use-after-free between the functions zpaq_decompress_buf() and clear_rulist(). This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted Irz file.
https://github.com/ckolivas/lrzip/issues/206
https://lists.debian.org/debian-lts-announce/2022/04/msg00012.html