{"id":"CVE-2022-48715","summary":"scsi: bnx2fc: Make bnx2fc_recv_frame() mp safe","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: bnx2fc: Make bnx2fc_recv_frame() mp safe\n\nRunning tests with a debug kernel shows that bnx2fc_recv_frame() is\nmodifying the per_cpu lport stats counters in a non-mpsafe way.  Just boot\na debug kernel and run the bnx2fc driver with the hardware enabled.\n\n[ 1391.699147] BUG: using smp_processor_id() in preemptible [00000000] code: bnx2fc_\n[ 1391.699160] caller is bnx2fc_recv_frame+0xbf9/0x1760 [bnx2fc]\n[ 1391.699174] CPU: 2 PID: 4355 Comm: bnx2fc_l2_threa Kdump: loaded Tainted: G    B\n[ 1391.699180] Hardware name: HP ProLiant DL120 G7, BIOS J01 07/01/2013\n[ 1391.699183] Call Trace:\n[ 1391.699188]  dump_stack_lvl+0x57/0x7d\n[ 1391.699198]  check_preemption_disabled+0xc8/0xd0\n[ 1391.699205]  bnx2fc_recv_frame+0xbf9/0x1760 [bnx2fc]\n[ 1391.699215]  ? do_raw_spin_trylock+0xb5/0x180\n[ 1391.699221]  ? bnx2fc_npiv_create_vports.isra.0+0x4e0/0x4e0 [bnx2fc]\n[ 1391.699229]  ? bnx2fc_l2_rcv_thread+0xb7/0x3a0 [bnx2fc]\n[ 1391.699240]  bnx2fc_l2_rcv_thread+0x1af/0x3a0 [bnx2fc]\n[ 1391.699250]  ? bnx2fc_ulp_init+0xc0/0xc0 [bnx2fc]\n[ 1391.699258]  kthread+0x364/0x420\n[ 1391.699263]  ? _raw_spin_unlock_irq+0x24/0x50\n[ 1391.699268]  ? set_kthread_struct+0x100/0x100\n[ 1391.699273]  ret_from_fork+0x22/0x30\n\nRestore the old get_cpu/put_cpu code with some modifications to reduce the\nsize of the critical section.","modified":"2026-04-02T08:26:55.027457Z","published":"2024-06-20T11:13:08.654Z","related":["SUSE-SU-2024:2360-1","SUSE-SU-2024:2362-1","SUSE-SU-2024:2372-1","SUSE-SU-2024:2381-1","SUSE-SU-2024:2384-1","SUSE-SU-2024:2394-1","SUSE-SU-2024:2561-1","SUSE-SU-2024:2902-1","SUSE-SU-2024:2929-1","SUSE-SU-2024:2939-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48715.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/003bcee66a8f0e76157eb3af369c173151901d97"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2d24336c7214b281b51860e54783dfc65f1248df"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2f5a1ac68bdf2899ce822ab845081922ea8c588e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3a345198a7c2d1db2526dc60b77052f75de019d3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/471085571f926a1fe6b1bed095638994dbf23990"},{"type":"WEB","url":"https://git.kernel.org/stable/c/53e4f71763c61a557283eb43301efd671922d1e8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/936bd03405fc83ba039d42bc93ffd4b88418f1d3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ec4334152dae175dbd8fd5bde1d2139bbe7b42d0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48715.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-48715"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"d576a5e80cd07ea7049f8fd7b303c14df7b5d7d2"},{"fixed":"3a345198a7c2d1db2526dc60b77052f75de019d3"},{"fixed":"471085571f926a1fe6b1bed095638994dbf23990"},{"fixed":"003bcee66a8f0e76157eb3af369c173151901d97"},{"fixed":"53e4f71763c61a557283eb43301efd671922d1e8"},{"fixed":"ec4334152dae175dbd8fd5bde1d2139bbe7b42d0"},{"fixed":"2f5a1ac68bdf2899ce822ab845081922ea8c588e"},{"fixed":"2d24336c7214b281b51860e54783dfc65f1248df"},{"fixed":"936bd03405fc83ba039d42bc93ffd4b88418f1d3"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48715.json"}}],"schema_version":"1.7.5"}