A flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-3912-1 | linux security update |
Ubuntu USN |
USN-5924-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-5927-1 | Linux kernel (Azure) vulnerabilities |
Ubuntu USN |
USN-5975-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5980-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5981-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5984-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5985-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-5991-1 | Linux kernel (GCP) vulnerabilities |
Ubuntu USN |
USN-6001-1 | Linux kernel (AWS) vulnerabilities |
Ubuntu USN |
USN-6009-1 | Linux kernel (GCP) vulnerabilities |
Ubuntu USN |
USN-6013-1 | Linux kernel (AWS) vulnerabilities |
Ubuntu USN |
USN-6014-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6020-1 | Linux kernel (BlueField) vulnerabilities |
Ubuntu USN |
USN-6030-1 | Linux kernel (Qualcomm Snapdragon) vulnerabilities |
Ubuntu USN |
USN-6151-1 | Linux kernel (Xilinx ZynqMP) vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Mon, 03 Nov 2025 22:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2025-11-03T21:44:59.899Z
Reserved: 2021-07-29T00:00:00.000Z
Link: CVE-2021-3669
No data.
Status : Modified
Published: 2022-08-26T16:15:09.273
Modified: 2025-11-03T22:15:50.677
Link: CVE-2021-3669
OpenCVE Enrichment
No data.
Debian DLA
Ubuntu USN