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CVE-2026-43414: scsi: qla2xxx: Completely fix fcport double free

mediumCVSS 5.5CVE-2026-43414

CSIRTS triage

vendor: Linuxproduct: Linux KernelMemory corruption
What
A double-free vulnerability in the qla2xxx SCSI driver can lead to memory corruption.
Who is affected
Systems using Qlogic qla2xxx SCSI HBA hardware and drivers are affected.
Urgency
Medium priority; double-free vulnerabilities can cause crashes or memory corruption, though exploitation requires specific conditions.
Action
Update the kernel or qla2xxx driver to the patched version.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
medium — CVSS 5.5
Published
2026-08-06
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-43414

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-43414coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

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