[PATCH v3 5.10 0/2] net: Backport to fix CVE-2024-56658

Link: https://www.cve.org/CVERecord/?id=CVE-2024-56658

5.15: https://lore.kernel.org/all/20250115091642.335047-1-kovalev@altlinux.org/

--- v1: https://lore.kernel.org/all/20250115091913.335173-1-kovalev@altlinux.org/

v2: https://lore.kernel.org/all/20250121192730.155559-1-kovalev@altlinux.org/

v3: (Suggested-by [1]: Hazem Mohamed Abuelfotoh abuehaze@amazon.com) Added a backport of commit 41467d2ff4df ("net: net_namespace: Optimize the code") as a prerequisite for 0f6ede9fbc74 ("net: defer final 'struct net' free in netns dismantle").

[1] https://lore.kernel.org/all/20250127134248.25731-1-abuehaze@amazon.com/

[PATCH v3 5.10 1/2] net: net_namespace: Optimize the code [PATCH v3 5.10 2/2] net: defer final 'struct net' free in netns dismantle