CVE-2026-43440

A flaw was found in the Linux kernel's net/mana network driver. An error in the managdsetup function's cleanup process could result in a use-after-free vulnerability. This occurs because the servicewq workqueue pointer is not correctly nulled after destruction during setup errors, which could all...

UBUNTU-CVE-2026-43440

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null servicewq on setup error to prevent double destroy In managdsetup error path, set gc-servicewq to NULL after destroyworkqueue to match the cleanup in managdcleanup. This prevents a use-after-free if the workqueue...

CVE-2026-43440

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null servicewq on setup error to prevent double destroy In managdsetup error path, set gc-servicewq to NULL after destroyworkqueue to match the cleanup in managdcleanup. This prevents a use-after-free if the workqueue...

CVE-2026-43440 net/mana: Null service_wq on setup error to prevent double destroy

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null servicewq on setup error to prevent double destroy In managdsetup error path, set gc-servicewq to NULL after destroyworkqueue to match the cleanup in managdcleanup. This prevents a use-after-free if the workqueue...

PT-2026-37616

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free crash occurs on the service rescan PCI path. When mana serv reset calls mana gd suspend, the mana gd cleanup function destroys the gc-service wq workqueue. If the...