Updated: 2023-03-01 19:12:49.576121
Description:
A flaw was found in unrestricted eBPF usage by the BPF_BTF_LOAD, leading to a possible out-of-bounds memory write in the Linux kernel’s BPF subsystem due to the way a user loads BTF. This flaw allows a local user to crash or escalate their privileges on the system.
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | HIGH | 7.2 |
| CVSS Version 3.x | HIGH | 7.8 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated |
|---|---|---|---|---|---|---|---|
| CentOS 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-04-13 09:59:54 | |
| CentOS 8.4 ELS | kernel | 4.18.0 | 7.8 | HIGH | In Progress | 2022-08-11 09:27:22 | |
| CentOS 8.5 ELS | kernel | 4.18.0 | 7.8 | HIGH | In Progress | 2022-08-11 09:27:22 | |
| CloudLinux 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-04-13 09:59:54 | |
| Oracle Linux 6 ELS | kernel | 2.6.32 | 7.8 | HIGH | Not Vulnerable | 2022-04-13 09:59:54 | |
| Ubuntu 16.04 ELS | linux | 4.4.0 | 7.8 | HIGH | Not Vulnerable | 2022-04-11 16:02:29 | |
| Ubuntu 16.04 ELS | linux-hwe | 4.15.0 | 7.8 | HIGH | Not Vulnerable | 2022-10-05 03:15:03 | |
| Ubuntu 18.04 ELS | linux | 4.15.0 | 7.8 | HIGH | Needs Triage | 2023-03-01 16:01:54 |