Back to search
CVE-2021-20317
Published: Sep 27, 2021
Modified: Aug 3, 2024
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | kernel | affected Kernel 5.3 rc1 |
Weaknesses (CWE)
References
https://bugzilla.redhat.com/show_bug.cgi?id=2005258
x_refsource_MISC
[debian-lts-announce] 20211216 [SECURITY] [DLA 2843-1] linux security update
mailing-list
x_refsource_MLIST
[debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
mailing-list
x_refsource_MLIST
DSA-5096
vendor-advisory
x_refsource_DEBIAN
https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf
x_refsource_CONFIRM
Security Training
Train your team to recognize and prevent security threats with our comprehensive security awareness program.
Start TrainingVulnerability Scanning
Discover vulnerabilities in your applications and infrastructure before attackers do.
Scan Now