CVE-2022-50493
Estado: ModificadaMedia (5.5)—
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:
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.
Detalles técnicos trazas, registros y código del informe original
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+0x1e8/0x3c0CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.23%
- Percentil entre todas las CVEs puntuadas: 13
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- NVD-CWE-noinfo
Referencias
- https://git.kernel.org/stable/c/05382ed9142cf8a8a3fb662224477eecc415778b
- https://git.kernel.org/stable/c/5f730e489e741c28fe6a5b3308e33c094462acb0
- https://git.kernel.org/stable/c/68ad83188d782b2ecef2e41ac245d27e0710fe8e
- https://git.kernel.org/stable/c/cb4dff498468b62e8c520568559b3a9007e104d7
- https://git.kernel.org/stable/c/d3871af13aa03fbbe7fbb812eaf140501229a72e
JSON original (NVD)
Mostrar
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Fix crash when I/O abort times out\n\nWhile performing CPU hotplug, a crash with the following stack was seen:\n\nCall Trace:\n qla24xx_process_response_queue+0x42a/0x970 [qla2xxx]\n qla2x00_start_nvme_mq+0x3a2/0x4b0 [qla2xxx]\n qla_nvme_post_cmd+0x166/0x240 [qla2xxx]\n nvme_fc_start_fcp_op.part.0+0x119/0x2e0 [nvme_fc]\n blk_mq_dispatch_rq_list+0x17b/0x610\n __blk_mq_sched_dispatch_requests+0xb0/0x140\n blk_mq_sched_dispatch_requests+0x30/0x60\n __blk_mq_run_hw_queue+0x35/0x90\n __blk_mq_delay_run_hw_queue+0x161/0x180\n blk_execute_rq+0xbe/0x160\n __nvme_submit_sync_cmd+0x16f/0x220 [nvme_core]\n nvmf_connect_admin_queue+0x11a/0x170 [nvme_fabrics]\n nvme_fc_create_association.cold+0x50/0x3dc [nvme_fc]\n nvme_fc_connect_ctrl_work+0x19/0x30 [nvme_fc]\n process_one_work+0x1e8/0x3c0\n\nOn abort timeout, completion was called without checking if the I/O was\nalready completed.\n\nVerify that I/O and abort request are indeed outstanding before attempting\ncompletion."
}
],
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