Updated: 2026-02-08 04:04:42.716433
Description:
A flaw was found in the Nosy driver in the Linux kernel. This issue allows a device to be inserted twice into a doubly-linked list, leading to a use-after-free when one of these devices is removed. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability. Versions before kernel 5.12-rc6 are affected
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | MEDIUM | 4.6 |
| CVSS Version 3.x | HIGH | 7.8 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated | Statement |
|---|---|---|---|---|---|---|---|---|
| CentOS 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-01-24 20:21:01 | ||
| CentOS 7 ELS | kernel | 3.10.0 | 7.8 | HIGH | Not Vulnerable | 2023-11-02 05:11:01 | ||
| CentOS 8.4 ELS | kernel | 4.18.0 | 7.8 | HIGH | Released | CLSA-2022:1651145959 | 2022-04-28 15:59:43 | |
| CentOS 8.5 ELS | kernel | 4.18.0 | 7.8 | HIGH | Not Vulnerable | 2025-10-24 07:19:07 | ||
| CloudLinux 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-03-30 18:50:48 | ||
| Oracle Linux 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-03-30 18:50:48 | ||
| Ubuntu 16.04 ELS | linux-hwe | 4.15.0 | 7.8 | HIGH | Already Fixed | 2022-10-05 03:15:02 | ||
| Ubuntu 16.04 ELS | linux | 4.4.0 | 7.8 | HIGH | Already Fixed | CLSA-2022:1649869212 | 2025-10-24 09:05:52 | |
| Ubuntu 18.04 ELS | linux | 4.15.0 | 7.8 | HIGH | Already Fixed | 2023-06-02 09:10:33 |