UBUNTU-CVE-2026-72308

In the Linux kernel, the following vulnerability has been resolved: mlxsw: fix refcount leak in mlxswspportlagjoin When mlxswspportlagindexget fails, mlxswspportlagjoin returns an error without releasing the lag reference obtained by the earlier mlxswsplagget. All other error paths in the functio...

CVE-2026-72308 mlxsw: fix refcount leak in mlxsw_sp_port_lag_join()

In the Linux kernel, the following vulnerability has been resolved: mlxsw: fix refcount leak in mlxswspportlagjoin When mlxswspportlagindexget fails, mlxswspportlagjoin returns an error without releasing the lag reference obtained by the earlier mlxswsplagget. All other error paths in the functio...

CVE-2026-72308

CVE-2026-72308 affects the Linux kernel’s mlxsw port code, where mlxsw_sp_port_lag_join() can leak a refcount if mlxsw_sp_port_lag_index_get() fails. The issue arises when an error path bypasses the standard cleanup that releases the lag reference with mlxsw_sp_lag_put(), leading to a single miss...