CVE-2022-50712

*** Pendiente de traducción *** In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> devlink: hold region lock when flushing snapshots<br /> <br /> Netdevsim triggers a splat on reload, when it destroys regions<br /> with snapshots pending:<br /> <br /> WARNING: CPU: 1 PID: 787 at net/core/devlink.c:6291 devlink_region_snapshot_del+0x12e/0x140<br /> CPU: 1 PID: 787 Comm: devlink Not tainted 6.1.0-07460-g7ae9888d6e1c #580<br /> RIP: 0010:devlink_region_snapshot_del+0x12e/0x140<br /> Call Trace:<br /> <br /> devl_region_destroy+0x70/0x140<br /> nsim_dev_reload_down+0x2f/0x60 [netdevsim]<br /> devlink_reload+0x1f7/0x360<br /> devlink_nl_cmd_reload+0x6ce/0x860<br /> genl_family_rcv_msg_doit.isra.0+0x145/0x1c0<br /> <br /> This is the locking assert in devlink_region_snapshot_del(),<br /> we&amp;#39;re supposed to be holding the region-&gt;snapshot_lock here.