Overview
About vulnerability
A flaw was found in the Linux kernel’s implementation of Pressure Stall Information. While the feature is disabled by default, it could allow an attacker to crash the system or have other memory-corruption side effects.Details
- Affected product:
- AlmaLinux 9.2 ESU , Amazon Linux 2 ELS , CentOS 6 ELS , CentOS 7 ELS , CentOS 8.4 ELS , CentOS 8.5 ELS , CentOS Stream 8 ELS , CloudLinux 6 ELS , CloudLinux 7 ELS , Oracle Linux 6 ELS , Oracle Linux 7 ELS , TuxCare 9.6 ESU , Ubuntu 16.04 ELS , Ubuntu 20.04 ELS
- Affected packages:
- kernel @ 4.18.0 (+14 more)
Fixes
KernelCare state
Live-patch status from KernelCare for each operating system.
| Operating system | Status | Covered kernels |
|---|---|---|
| AlmaLinux 8 | Released |
24 kernels
|
| CentOS 7 alt-5.4 | Released |
12 kernels
|
| CentOS 8 | Released |
26 kernels
|
| CloudLinux OS 7h | Released |
27 kernels
|
| CloudLinux OS 8 | Released |
25 kernels
|
| Debian 11 | Released |
5 kernels
|
| OEL 8 Dell | Will Not Fix | — |
| Oracle Linux 8 | Released |
39 kernels
|
| RHEL 8 | Released |
40 kernels
|
| RHEL8 EUS 8.6 | Released |
13 kernels
|
| Rocky Linux 8 | Released |
19 kernels
|
| Ubuntu 18.04 AWS Focal | Will Not Fix | — |
| Ubuntu 18.04 Azure Focal | Will Not Fix | — |
| Ubuntu 18.04 HWE Focal | Will Not Fix | — |
| Ubuntu 20.04 | Will Not Fix | — |
| Ubuntu 20.04 AWS | Will Not Fix | — |