CVE-2022-50493

published 2025-10-04

CVE-2022-50493: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash when I/O abort times out While performing CPU hotplug, a crash…

Priority P4 19 medium 5.5 CVSS 3.1

AV L AC L PR L UI N S U C N I N A H

In the Linux kernel, the following vulnerability has been resolved:

scsi: qla2xxx: Fix crash when I/O abort times out

While performing CPU hotplug, a crash with the following stack was seen:

Call Trace:
qla24xx_process_response_queue+0x42a/0x970 [qla2xxx]
qla2x00_start_nvme_mq+0x3a2/0x4b0 [qla2xxx]
qla_nvme_post_cmd+0x166/0x240 [qla2xxx]
nvme_fc_start_fcp_op.part.0+0x119/0x2e0 [nvme_fc]
blk_mq_dispatch_rq_list+0x17b/0x610
__blk_mq_sched_dispatch_requests+0xb0/0x140
blk_mq_sched_dispatch_requests+0x30/0x60
__blk_mq_run_hw_queue+0x35/0x90
__blk_mq_delay_run_hw_queue+0x161/0x180
blk_execute_rq+0xbe/0x160
__nvme_submit_sync_cmd+0x16f/0x220 [nvme_core]
nvmf_connect_admin_queue+0x11a/0x170 [nvme_fabrics]
nvme_fc_create_association.cold+0x50/0x3dc [nvme_fc]
nvme_fc_connect_ctrl_work+0x19/0x30 [nvme_fc]
process_one_work+0x1e8/0x3c0

On abort timeout, completion was called without checking if the I/O was
already completed.

Verify that I/O and abort request are indeed outstanding before attempting
completion.

Affected

18 ranges

Vendor	Product	Version range	Fixed in
debian	linux	< linux 6.1.4-1 (bookworm)	linux 6.1.4-1 (bookworm)
linux	linux	—	—
linux	linux	—	—
linux	linux	—	—
linux	linux	>= 5.3.17 < 5.4	5.4
linux	linux	>= 5.4.4 < 5.5	5.5
linux	linux	>= 71c80b75ce8f08c0978ce9a9816b81b5c3ce5e12 < 5f730e489e741c28fe6a5b3308e33c094462acb0	5f730e489e741c28fe6a5b3308e33c094462acb0
linux	linux	>= 71c80b75ce8f08c0978ce9a9816b81b5c3ce5e12 < d3871af13aa03fbbe7fbb812eaf140501229a72e	d3871af13aa03fbbe7fbb812eaf140501229a72e
linux	linux	>= 71c80b75ce8f08c0978ce9a9816b81b5c3ce5e12 < cb4dff498468b62e8c520568559b3a9007e104d7	cb4dff498468b62e8c520568559b3a9007e104d7
linux	linux	>= 71c80b75ce8f08c0978ce9a9816b81b5c3ce5e12 < 05382ed9142cf8a8a3fb662224477eecc415778b	05382ed9142cf8a8a3fb662224477eecc415778b
linux	linux	>= 71c80b75ce8f08c0978ce9a9816b81b5c3ce5e12 < 68ad83188d782b2ecef2e41ac245d27e0710fe8e	68ad83188d782b2ecef2e41ac245d27e0710fe8e
linux	linux_kernel	>= 0 < 6.1.4-1	6.1.4-1
linux	linux_kernel	>= 0 < 6.1.4-1	6.1.4-1
linux	linux_kernel	>= 0 < 6.1.4-1	6.1.4-1
linux	linux_kernel	>= 5.16 < 6.0.16	6.0.16
linux	linux_kernel	>= 5.3.17 < 5.4	5.4
linux	linux_kernel	>= 5.4.4 < 5.15.86	5.15.86
linux	linux_kernel	>= 6.1 < 6.1.2	6.1.2

CVSS provenance

nvd v3.1 5.5 MEDIUM CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

osv 5.5 MEDIUM

vendor_debian 5.5 MEDIUM

vendor_redhat 5.5 MEDIUM

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