Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
scsi: qla2xxx: Completely fix fcport double free
In qla24xx_els_dcmd_iocb() sp->free is set to qla2x00_els_dcmd_sp_free(). When an error happens, this function is called by qla2x00_sp_release(), when kref_put() releases the first and the last reference.
qla2x00_els_dcmd_sp_free() frees fcport by calling qla2x00_free_fcport(). Doing it one more time after kref_put() is a bad idea.
Details
- Affected product:
- AlmaLinux 9.2 ESU , TuxCare 9.6 ESU , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS , Ubuntu 20.04 ELS
- Affected packages:
- linux-hwe @ 4.15.0 (+8 more)
Fixes
KernelCare state
Live-patch status from KernelCare for each operating system.
| Operating system | Status | Covered kernels |
|---|---|---|
| AlmaLinux 10 | Released |
45 kernels
|
| AlmaLinux 9 | Released |
110 kernels
|
| Oracle Linux 9 | Released |
109 kernels
|
| Proxmox VE 7 5.15 | Released |
34 kernels
|
| RHEL 10 | Released |
44 kernels
|
| RHEL 9 | Released |
108 kernels
|
| Rocky Linux 10 | Released |
31 kernels
|
| Rocky Linux 9 | Released |
88 kernels
|
| Ubuntu 18.04 | Planned | — |
| Ubuntu 18.04 Azure | Planned | — |
| Ubuntu 18.04 GCP | Planned | — |
| Ubuntu 20.04 HWE AWS | Released |
57 kernels
|
| Ubuntu 20.04 HWE Azure | Released |
40 kernels
|
| Ubuntu 22.04 | Released |
90 kernels
|
| Ubuntu 22.04 AWS | Released |
84 kernels
|
| Ubuntu 22.04 Azure | Released |
74 kernels
|
| Ubuntu 24.04 | Released |
44 kernels
|
| Ubuntu 24.04 AWS | Planned | — |