| Name | CVE-2022-26291 |
| Description | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2981-1, DSA-5145-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| lrzip (PTS) | buster, buster (security) | 0.631+git180528-1+deb10u1 | fixed |
| bullseye (security), bullseye | 0.641-1+deb11u1 | fixed |
| bookworm | 0.651-2 | fixed |
| sid, trixie | 0.651-3 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://github.com/ckolivas/lrzip/issues/206
https://github.com/ckolivas/lrzip/commit/4b3942103b57c639c8e0f31d6d5fd7bac53bbdf4 (v0.650)
clear_rulist() introduced by CVE-2021-27345+CVE-2021-27347 fix