VDB
DEBIAN-CVE-2021-4083
DEBIAN-CVE-2021-4083
PUBLISHED
CVSS 7 HIGH
A read-after-free memory flaw was found in the Linux kernel's garbage collection for Unix domain socket file handlers in the way users call close() and fget() simultaneously and can potentially trigger a race condition. This flaw allows a local user to crash the system or escalate their privileges on the system. This flaw affects Linux kernel versions prior to 5.16-rc4.
Risk Scores
CVSS 3.1
7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:13 | linux | 0, 0, 0 |
| Debian:11 | linux | 0, 5.10.70-1, 5.10.70-1~bpo10+1 |
| Debian:12 | linux | 0, 0, 0 |
| Debian:14 | linux | 0, 0, 0 |
Timeline
- Jan 18, 2022 CVE Published
- Apr 28, 2026 CVE Updated