CVE-2021-3759
- State
- Published
- Severity
- Not scored
- Published
- Aug 23, 2022
- Updated
- Oct 14, 2026
- Reserved
- Sep 1, 2021
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.
Scores
The record has no CVSS score.
Weaknesses
- CWE-400 Uncontrolled Resource Consumption
Affected Products
| Product | Versions |
|---|---|
kerneln/a |
|
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1999675
- https://access.redhat.com/security/cve/CVE-2021-3759
- https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive%40gmail.com/
- [debian-lts-announce] 20221222 [SECURITY] [DLA 3244-1] linux-5.10 security updatemailing-list
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
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