CVE-2021-20317
- State
- Published
- Severity
- Not scored
- Published
- Sep 27, 2021
- Updated
- Aug 3, 2024
- Reserved
- Dec 17, 2020
Description
A flaw was found in the Linux kernel. A corrupted timer tree caused the task wakeup to be missing in the timerqueue_add function in lib/timerqueue.c. This flaw allows a local attacker with special user privileges to cause a denial of service, slowing and eventually stopping the system while running OSP.
Scores
The record has no CVSS score.
Weaknesses
Affected Products
| Product | Versions |
|---|---|
kerneln/a |
|
References
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=511885d7061eda3eb1faf3f57dcc936ff75863f1
- https://bugzilla.redhat.com/show_bug.cgi?id=2005258
- [debian-lts-announce] 20211216 [SECURITY] [DLA 2843-1] linux security updatemailing-list
- [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security updatemailing-list
- DSA-5096vendor-advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf
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