CVE-2021-3759
MEDIUM5.5EPSS 0.02%linux-5.10 - security update
Published: 8/23/2022Modified: 4/28/2026
Description
A memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.
Affected packages (2)
- Debian/linuxfrom 0, < 5.10.158-1
- Debian/linux-5.10from 0, < 5.10.158-2~deb10u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |