Overview
About vulnerability
A vulnerability was found in linux kernel, where an information leak occurs via ext4_extent_header to userspace.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 , Debian 10 ELS , Oracle Linux 6 ELS , Oracle Linux 7 ELS , RHEL 7 ELS , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS , Ubuntu 20.04 ELS
- Affected packages:
- kernel @ 2.6.32 (+17 more)
Fixes
KernelCare state
Live-patch status from KernelCare for each operating system.
| Operating system | Status | Covered kernels |
|---|---|---|
| AlmaLinux 8 | Will Not Fix | — |
| CentOS 7 alt-5.4 | Released |
9 kernels
|
| CentOS 7 ELS | Will Not Fix | — |
| Debian 10 | Will Not Fix | — |
| Debian 11 | Will Not Fix | — |
| Debian 8 backports | Will Not Fix | — |
| Debian 9 | Will Not Fix | — |
| Endurance 6 elrepo | Released |
1 kernel
|
| Oracle Linux 6 UEK 4 | Released |
85 kernels
|
| Oracle Linux 7 UEK 4 | Released |
106 kernels
|
| Proofpoint | Ready For Release | — |
| RHEL 8 | Will Not Fix | — |
| Rocky Linux 8 | Will Not Fix | — |
| Ubuntu 14.04 HWE | Released |
66 kernels
|
| Ubuntu 14.04 HWE ESM | Ready For Release | — |
| Ubuntu 16.04 | Released |
110 kernels
|
| Ubuntu 16.04 AWS | Released |
78 kernels
|
| Ubuntu 16.04 AWS ESM | Ready For Release | — |
| Ubuntu 16.04 AWS HWE | Released |
1 kernel
|
| Ubuntu 16.04 AWS HWE ESM | Will Not Fix | — |
| Ubuntu 16.04 Azure | Released |
58 kernels
|
| Ubuntu 16.04 Azure ESM | Will Not Fix | — |
| Ubuntu 16.04 ESM | Ready For Release | — |
| Ubuntu 16.04 (FIPS) | Released |
58 kernels
|
| Ubuntu 16.04 GCP | Released |
37 kernels
|
| Ubuntu 16.04 GCP ESM | Will Not Fix | — |
| Ubuntu 16.04 HWE | Released |
57 kernels
|
| Ubuntu 16.04 HWE ESM | Will Not Fix | — |
| Ubuntu 18.04 | Released |
87 kernels
|
| Ubuntu 18.04 AWS | Released |
4 kernels
|
| Ubuntu 18.04 AWS Focal | Will Not Fix | — |
| Ubuntu 18.04 Azure | Released |
17 kernels
|
| 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 | — |