Is CVE-2022-50493 in the CISA KEV catalog?

No. CVE-2022-50493 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-50493?

CVE-2022-50493 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2022-50493?

CVE-2022-50493 has an EPSS score of 0.14% (4th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-50493?

Upgrade linux on debian 11 to 5.10.259-1 or later. Fixes are available for 69 affected products.

CVE & CISA-KEV Catalog

CVE-2022-50493

MEDIUM

5.5

CVSS v3

NVD

Description

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.

How to fix

Remediation Available

linuxDebian

Fixed in:5.10.259-1CVE-2022-50493

Fixed in:6.1.4-1CVE-2022-50493

bpftoolRocky

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bpftoolRed Hat / RHEL

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bpftool-debuginfoRed Hat / RHEL

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bpftool-debuginfoRocky

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kernelRocky

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kernelRed Hat / RHEL

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kernel-abi-stablelistsRed Hat / RHEL

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kernel-coreRocky

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kernel-coreRed Hat / RHEL

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kernel-debugRed Hat / RHEL

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kernel-debugRocky

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kernel-debug-coreRed Hat / RHEL

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kernel-debug-debuginfoRed Hat / RHEL

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kernel-debug-debuginfoRocky

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kernel-debug-develRed Hat / RHEL

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kernel-debug-develRocky

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kernel-debug-modulesRocky

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kernel-debug-modulesRed Hat / RHEL

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kernel-debug-modules-extraRed Hat / RHEL

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kernel-debug-modules-extraRocky

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kernel-debuginfoRocky

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kernel-debuginfoRed Hat / RHEL

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kernel-debuginfo-common-aarch64Red Hat / RHEL

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kernel-debuginfo-common-ppc64leRed Hat / RHEL

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kernel-debuginfo-common-ppc64leRocky

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kernel-debuginfo-common-s390xRocky

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kernel-debuginfo-common-s390xRed Hat / RHEL

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kernel-debuginfo-common-x86_64Rocky

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kernel-debuginfo-common-x86_64Red Hat / RHEL

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kernel-develRocky

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kernel-develRed Hat / RHEL

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kernel-docRed Hat / RHEL

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kernel-docRocky

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kernel-modulesRed Hat / RHEL

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kernel-modules-extraRocky

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kernel-modules-extraRed Hat / RHEL

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kernel-toolsRocky

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kernel-toolsRed Hat / RHEL

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kernel-tools-debuginfoRocky

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kernel-tools-debuginfoRed Hat / RHEL

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kernel-tools-libsRed Hat / RHEL

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kernel-tools-libsRocky

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kernel-tools-libs-develRocky

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kernel-tools-libs-develRed Hat / RHEL

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kernel-zfcpdumpRocky

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kernel-zfcpdumpRed Hat / RHEL

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kernel-zfcpdump-coreRocky

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kernel-zfcpdump-coreRed Hat / RHEL

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kernel-zfcpdump-debuginfoRed Hat / RHEL

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kernel-zfcpdump-debuginfoRocky

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kernel-zfcpdump-develRed Hat / RHEL

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Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

kernel-zfcpdump-develRocky

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

kernel-zfcpdump-modulesRocky

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

kernel-zfcpdump-modulesRed Hat / RHEL

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

kernel-zfcpdump-modules-extraRed Hat / RHEL

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

kernel-zfcpdump-modules-extraRocky

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

perfRocky

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

perfRed Hat / RHEL

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

perf-debuginfoRocky

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

perf-debuginfoRed Hat / RHEL

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

python3-perfRed Hat / RHEL

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

python3-perfRocky

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

python3-perf-debuginfoRocky

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

python3-perf-debuginfoRed Hat / RHEL

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Fixed in:0:4.18.0-477.10.1.el8_8RHSA-2023:2951

Fixed in:0:4.18.0-372.64.1.el8_6RHSA-2023:4130

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.14%probability of exploitation in 30 days

4thpercentile

Low risk: more likely to be exploited than 4% of all known CVEs.

References

Patch4

Other references1

git.kernel.org

Embed a live status badge for CVE-2022-50493

Markdown

[![CVE-2022-50493](https://tridentstack.com/cve/badge/CVE-2022-50493.svg)](https://tridentstack.com/cve/CVE-2022-50493)

HTML

<a href="https://tridentstack.com/cve/CVE-2022-50493"><img src="https://tridentstack.com/cve/badge/CVE-2022-50493.svg" alt="CVE-2022-50493"></a>

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-01.