CVE-2025-37826: scsi: ufs: core: Add NULL check in ufshcd_mcq_compl_pending_transfer()

mediumCVSS 5.5CVE-2025-37826

CSIRTS triage

vendor: Linux product: Linux Kernel Denial of service

What: SCSI UFS core lacks NULL pointer check in MCQ completion handler.
Who is affected: Systems using SCSI UFS devices with multiqueue support.
Urgency: Medium severity; NULL pointer dereference can cause system crashes but not currently exploited.
Action: Update kernel to add NULL check in ufshcd_mcq_compl_pending_transfer().

AI-assisted analysis generated from the source advisory — verify against the original.

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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-2025-37826

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.

Low exploitation riskCVE-2025-378260.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2025-37826	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

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