CVE-2026-43440

Description

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null service_wq on setup error to prevent double destroy In mana_gd_setup() error path, set gc->service_wq to NULL after destroy_workqueue() to match the cleanup in mana_gd_cleanup(). This prevents a use-after-free if the workqueue pointer is checked after a failed setup.

References

• https://git.kernel.org/stable/c/59489ce60d7412ed82fb1d8002faa3102dcd4916
• https://git.kernel.org/stable/c/6c92392602b451e3869f15ab685f8f650e942b13
• https://git.kernel.org/stable/c/87c2302813abc55c46485711a678e3c312b00666