Medium 5.5Published May 8, 2026

CVE-2026-43473scsi: mpi3mr: Add NULL checks when resetting request and reply queues

Updated under an hour ago (Oct 28, 2026, 12:00 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Add NULL checks when resetting request and reply queues The driver encountered a crash during resource cleanup when the reply and request queues were NULL due to freed memory. This issue occurred when the creation of reply or request queues failed, and the driver freed the memory first, but attempted to mem set the content of the freed memory, leading to a system crash. Add NULL pointer checks for reply and request queues before accessing the reply/request memory during cleanup

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: May 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from fe6db615156573d3f6a37564b8a590cb03bbaf25 before 7df0296ad4e9253d12c6dbe7f120044dddc95600; from fe6db615156573d3f6a37564b8a590cb03bbaf25 before 7da755e0d02e9ca035065127e108d1fed8950dc8; from fe6db615156573d3f6a37564b8a590cb03bbaf25 before 78d3f201f8b609928eade53cf03a52df5415aaf7; from fe6db615156573d3f6a37564b8a590cb03bbaf25 before e978a36f332ede78eb4de037b517db16265d420d; from fe6db615156573d3f6a37564b8a590cb03bbaf25 before 220d7ca70611a73d50ef8e9edac630ed1ececb7c; from fe6db615156573d3f6a37564b8a590cb03bbaf25 before fa96392ebebc8fade2b878acb14cce0f71016503	CNA record
linux linux_kernel linux:linux_kernel	from 5.17 before 6.1.167; from 6.2 before 6.6.130; from 6.7 before 6.12.78; from 6.13 before 6.18.19; from 6.19 before 6.19.9; 7.0	NVD

References

References

https://git.kernel.org/stable/c/7df0296ad4e9253d12c6dbe7f120044dddc95600	patch
https://git.kernel.org/stable/c/7da755e0d02e9ca035065127e108d1fed8950dc8	patch
https://git.kernel.org/stable/c/78d3f201f8b609928eade53cf03a52df5415aaf7	patch
https://git.kernel.org/stable/c/e978a36f332ede78eb4de037b517db16265d420d	patch
https://git.kernel.org/stable/c/220d7ca70611a73d50ef8e9edac630ed1ececb7c	patch
https://git.kernel.org/stable/c/fa96392ebebc8fade2b878acb14cce0f71016503	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.