CVE-2021-37600
Published: August 31, 2023Last modified: August 31, 2023
Description
** DISPUTED ** An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file. NOTE: this is unexploitable in GNU C Library environments, and possibly in all realistic environments.
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 |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | util-linux | Not affected (2.38.1-r3) |
| Stream | util-linux | Not affected (2.39.2-r0) |
References
- https://github.com/karelzak/util-linux/commit/1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c
- https://github.com/karelzak/util-linux/issues/1395
- https://lists.debian.org/debian-lts-announce/2024/04/msg00005.html
- https://security.gentoo.org/glsa/202401-08
- https://security.netapp.com/advisory/ntap-20210902-0002/