Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
fanotify: fix false positive on permission events
fsnotify_get_mark_safe() may return false for a mark on an unrelated group, which results in bypassing the permission check.
Fix by skipping over detached marks that are not in the current group.
Details
- Affected product:
- AlmaLinux 9.2 ESU , CentOS 7 ELS , CentOS 8.4 ELS , CentOS 8.5 ELS , CentOS Stream 8 ELS , TuxCare 9.6 ESU , Ubuntu 20.04 ELS
- Affected packages:
- linux-meta @ 5.4.0 (+6 more)
KernelCare state
Live-patch status from KernelCare for each operating system.
| Operating system | Status | Covered kernels |
|---|---|---|
| Amazon Linux 2023 | Planned | — |
| Debian 11 | Planned | — |
| Debian 11 cloud | Planned | — |
| Debian 12 | Planned | — |
| Debian 13 | Planned | — |
| RHEL 10 | Planned | — |
| RHEL 9 | In Progress | — |
| Ubuntu 22.04 | Planned | — |
| Ubuntu 24.04 | Planned | — |