Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path
Sashiko points out that pvrdma_uar_free() is already called within pvrdma_dealloc_ucontext(), so calling it before triggers a double free.
Details
- Affected product:
- AlmaLinux 9.2 ESU , Amazon Linux 2 ELS , CentOS 7 ELS , CentOS 8.4 ELS , CentOS 8.5 ELS , CentOS Stream 8 ELS , Debian 10 ELS , Oracle Linux 7 ELS , TuxCare 9.6 ESU , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS , Ubuntu 20.04 ELS
- Affected packages:
- kernel @ 3.10.0 (+12 more)
Fixes
KernelCare state
Live-patch status from KernelCare for each operating system.
| Operating system | Status | Covered kernels |
|---|---|---|
| AlmaLinux 10 | In Rollout |
4 kernels
|
| AlmaLinux 8 | Released |
112 kernels
|
| AlmaLinux 9 | Released |
111 kernels
|
| CentOS 8 | Released |
21 kernels
|
| CloudLinux OS 7h | Released |
105 kernels
|
| CloudLinux OS 8 | Released |
102 kernels
|
| Debian 11 | Planned | — |
| Debian 11 cloud | Planned | — |
| Debian 12 | Planned | — |
| Debian 13 | Will Not Fix |
7 kernels
|
| Oracle Linux 8 | Released |
121 kernels
|
| Oracle Linux 9 | Released |
110 kernels
|
| RHEL 10 | Released |
45 kernels
|
| RHEL 8 | Released |
116 kernels
|
| RHEL 9 | Released |
109 kernels
|
| Rocky Linux 10 | Released |
32 kernels
|
| Rocky Linux 8 | Released |
94 kernels
|
| Rocky Linux 9 | Released |
89 kernels
|
| Ubuntu 22.04 | Planned | — |
| Ubuntu 24.04 | Planned | — |