CVE-2022-26291
Published: 28 March 2022
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.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
lrzip
Launchpad, Ubuntu, Debian |
bionic |
Released
(0.631-1+deb9u3build0.18.04.1)
|
| focal |
Released
(0.631+git180528-1+deb10u1build0.20.04.1)
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Not vulnerable
(0.651-2)
|
|
| kinetic |
Not vulnerable
(0.651-2)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(0.621-1ubuntu0.1~esm2)
Available with Ubuntu Pro |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |