vulnerability
CentOS Linux: CVE-2021-3759: Important: kernel-rt security and bug fix update (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | May 10, 2022 | May 13, 2022 | Jan 28, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 10, 2022
Added
May 13, 2022
Modified
Jan 28, 2025
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.
Solutions
centos-upgrade-kernelcentos-upgrade-kernel-rt
References
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