CVE-2021-37600
util-linux - security update
5.5
MEDIUM
CVSS 3.1
EPSS 0.04%
Description
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.
How to fix CVE-2021-37600
To remediate CVE-2021-37600, upgrade the affected package to a fixed version below.
- —upgrade to 2.37.2-r0 or later
- —upgrade to 2.36.1-8 or later
- —upgrade to 2.33.1-0.1+deb10u1 or later
Is CVE-2021-37600 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.37.2-r0
- from 0, < 2.36.1-8
- from 0, < 2.33.1-0.1+deb10u1
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 |