CVE-2021-3679
- State
- Published
- Severity
- Not scored
- Published
- Aug 5, 2021
- Updated
- Aug 3, 2024
- Reserved
- Aug 3, 2021
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.
Scores
The record has no CVSS score.
Weaknesses
Affected Products
| Product | Versions |
|---|---|
kerneln/a |
|
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1989165
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=67f0d6d9883c13174669f88adac4f0ee656cc16a
- DSA-4978vendor-advisory
- [debian-lts-announce] 20211015 [SECURITY] [DLA 2785-1] linux-4.19 security updatemailing-list
- [debian-lts-announce] 20211216 [SECURITY] [DLA 2843-1] linux security updatemailing-list
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