CVE-2022-26291
5.5
MEDIUM
CVSS 3.1
EPSS 0.48%
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.
How to fix CVE-2022-26291
To remediate CVE-2022-26291, upgrade the affected package to a fixed version below.
- Debian/lrzip—upgrade to 0.641-1+deb11u1 or later
Is CVE-2022-26291 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.641-1+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |