Updated: 2025-08-20 00:24:28.029671
Description:
In the IPv4 implementation in the Linux kernel before 5.12.4, net/ipv4/route.c has an information leak because the hash table is very small.
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | LOW | 2.7 |
| CVSS Version 3.x | LOW | 3.5 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated | Statement |
|---|---|---|---|---|---|---|---|---|
| AlmaLinux 9.2 ESU | kernel | 5.14.0 | 3.5 | LOW | Ignored | 2024-05-24 14:19:00 | CVE-2021-45486 is an adjacent-network issue that requires at least low privileges, so exploitation i... | |
| CentOS 6 ELS | kernel | 2.6.32 | 3.5 | LOW | Ignored | 2022-02-04 14:21:11 | Ignored due to low severity | |
| CentOS 7 ELS | kernel | 3.10.0 | 3.5 | LOW | Ignored | 2023-09-19 09:30:03 | Ignored due to low severity | |
| CentOS 8.4 ELS | kernel | 4.18.0 | 3.5 | LOW | Released | CLSA-2023:1701963303 | 2023-12-07 16:29:42 | |
| CentOS 8.5 ELS | kernel | 4.18.0 | 3.5 | LOW | Released | CLSA-2023:1701962635 | 2023-12-07 10:28:00 | |
| CentOS Stream 8 ELS | kernel | 4.18.0 | 3.5 | LOW | Ignored | 2024-05-24 14:19:00 | Ignored due to low severity | |
| CloudLinux 6 ELS | kernel | 2.6.32 | 3.5 | LOW | Ignored | 2022-02-04 14:21:11 | Ignored due to low severity | |
| CloudLinux 7 ELS | kernel | 3.10.0 | 3.5 | LOW | Ignored | 2024-09-06 12:12:14 | Ignored due to low severity | |
| Oracle Linux 6 ELS | kernel | 2.6.32 | 3.5 | LOW | Ignored | 2022-02-04 14:21:11 | Ignored due to low severity | |
| Ubuntu 16.04 ELS | linux-hwe | 4.15.0 | 3.5 | LOW | Ignored | 2022-09-28 08:02:31 | Ignored due to low severity |