vulnerability
Red Hat: CVE-2021-3679: CVE-2021-3679 kernel: DoS in rb_per_cpu_empty() (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 2 | (AV:L/AC:L/Au:N/C:N/I:N/A:P) | 2021-08-05 | 2021-11-10 | 2024-11-26 |
Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
2021-08-05
Added
2021-11-10
Modified
2024-11-26
Description
A lack of CPU resource in the Linux kernel tracing module functionality in versions prior to 5.14-rc3 was found in the way user uses trace ring buffer in a specific way. Only privileged local users (with CAP_SYS_ADMIN capability) could use this flaw to starve the resources causing denial of service.
Solution(s)
redhat-upgrade-kernelredhat-upgrade-kernel-rt
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