CVE-2026-74737: net: ethernet: ti: am65-cpsw-nuss: Fix port_id extraction from SRC TAG

mediumCVSS 5.3CVE-2026-74737

CSIRTS triage

product: Linux TI am65-cpsw-nuss Ethernet driverOther

What: Incorrect extraction of port_id from the SRC TAG field in the TI am65-cpsw-nuss driver.
Who is affected: Linux systems using Texas Instruments am65-cpsw-nuss Ethernet controllers.
Urgency: Medium severity (CVSS 5.3) and not exploited; apply at next kernel update.
Action: Update Linux kernel to include the correct port_id extraction from SRC TAG in the am65-cpsw-nuss driver.

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 5.3
Published: 2026-08-11
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-74737

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-2026-747370.56% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 44% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-74737	coverage & exploitation status	NVD · CVE.org

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