CVE-2022-48825Medium· 5.5▾ SunlitIn the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Add stag_work to all the vports Call trace seen when creating NPIV ports, only 32 out of 64 show online. stag work was not initialized for vport, hence ini…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 30.3 · likelihood 0.1 · exploitation 0
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Exploit-prediction probability, daily snapshots since Aug 13.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.3%
0.3% → 0.3%
In the Linux kernel, the following vulnerability has been resolved:
scsi: qedf: Add stag_work to all the vports
Call trace seen when creating NPIV ports, only 32 out of 64 show online. stag work was not initialized for vport, hence initialize the stag work.
WARNING: CPU: 8 PID: 645 at kernel/workqueue.c:1635 __queue_delayed_work+0x68/0x80 CPU: 8 PID: 645 Comm: kworker/8:1 Kdump: loaded Tainted: G IOE --------- -- 4.18.0-348.el8.x86_64 #1 Hardware name: Dell Inc. PowerEdge MX740c/0177V9, BIOS 2.12.2 07/09/2021 Workqueue: events fc_lport_timeout [libfc] RIP: 0010:__queue_delayed_work+0x68/0x80 Code: 89 b2 88 00 00 00 44 89 82 90 00 00 00 48 01 c8 48 89 42 50 41 81 f8 00 20 00 00 75 1d e9 60 24 07 00 44 89 c7 e9 98 f6 ff ff <0f> 0b eb c5 0f 0b eb a1 0f 0b eb a7 0f 0b eb ac 44 89 c6 e9 40 23 RSP: 0018:ffffae514bc3be40 EFLAGS: 00010006 RAX: ffff8d25d6143750 RBX: 0000000000000202 RCX: 0000000000000002 RDX: ffff8d2e31383748 RSI: ffff8d25c000d600 RDI: ffff8d2e31383788 RBP: ffff8d2e31380de0 R08: 0000000000002000 R09: ffff8d2e31383750 R10: ffffffffc0c957e0 R11: ffff8d2624800000 R12: ffff8d2e31380a58 R13: ffff8d2d915eb000 R14: ffff8d25c499b5c0 R15: ffff8d2e31380e18 FS: 0000000000000000(0000) GS:ffff8d2d1fb00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055fd0484b8b8 CR3: 00000008ffc10006 CR4: 00000000007706e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554 Call Trace: queue_delayed_work_on+0x36/0x40 qedf_elsct_send+0x57/0x60 [qedf] fc_lport_enter_flogi+0x90/0xc0 [libfc] fc_lport_timeout+0xb7/0x140 [libfc] process_one_work+0x1a7/0x360 ? create_worker+0x1a0/0x1a0 worker_thread+0x30/0x390 ? create_worker+0x1a0/0x1a0 kthread+0x116/0x130 ? kthread_flush_work_fn+0x10/0x10 ret_from_fork+0x35/0x40 ---[ end trace 008f00f722f2c2ff ]--
Initialize stag work for all the vports.
linux_kernel >= 4.11, < 5.10.101linux_kernel >= 5.11, < 5.15.24linux_kernel >= 5.16, < 5.16.10linux_kernel = 5.17Upgrade past the affected range:
linux_kernel 5.16.10Connected by shared product, vendor, weakness, or advisory.
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