cve-2022-48715
Vulnerability from cvelistv5
Published
2024-06-20 11:13
Modified
2024-11-04 12:15
Severity ?
Summary
scsi: bnx2fc: Make bnx2fc_recv_frame() mp safe
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/003bcee66a8f0e76157eb3af369c173151901d97
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2d24336c7214b281b51860e54783dfc65f1248df
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2f5a1ac68bdf2899ce822ab845081922ea8c588e
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3a345198a7c2d1db2526dc60b77052f75de019d3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/471085571f926a1fe6b1bed095638994dbf23990
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/53e4f71763c61a557283eb43301efd671922d1e8
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/936bd03405fc83ba039d42bc93ffd4b88418f1d3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ec4334152dae175dbd8fd5bde1d2139bbe7b42d0
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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          "value": "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."
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    "cveId": "CVE-2022-48715",
    "datePublished": "2024-06-20T11:13:08.654Z",
    "dateReserved": "2024-06-20T11:09:39.050Z",
    "dateUpdated": "2024-11-04T12:15:07.265Z",
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  }
}


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