CVE-2025-38096: wifi: iwlwifi: don't warn when if there is a FW error

highCVSS 7.8CVE-2025-38096

CSIRTS triage

vendor: Linux product: iwlwifi Denial of service

What: iwlwifi driver generates excessive warnings on firmware errors, potentially flooding logs and degrading performance.
Who is affected: Linux systems using Intel iwlwifi wireless driver experiencing firmware faults.
Urgency: High priority; unexloited but can degrade system stability through log flooding.
Action: Apply kernel patches suppressing warnings on firmware errors.

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: high — CVSS 7.8
Published: 2026-08-06
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-38096

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-2025-380960.16% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2025-38096	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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

medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilitiescert-bund

Recent advisories for wifi

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

highCVE-2026-64586: In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: drain bus_…nvd · 2026-08-06
lowCVE-2024-47738: wifi: mac80211: don't use rate mask for offchannel TX eithermsrc · 2026-08-06
mediumCVE-2026-64586: wifi: brcmfmac: drain bus_reset work on device removalmsrc · 2026-08-06
mediumCVE-2024-40977: wifi: mt76: mt7921s: fix potential hung tasks during chip recoverymsrc · 2026-08-06
highCVE-2025-39746: wifi: ath10k: shutdown driver when hardware is unreliablemsrc · 2026-08-06
mediumCVE-2025-38643: wifi: cfg80211: Add missing lock in cfg80211_check_and_end_cac()msrc · 2026-08-06