CVE record · CVE-2026-90173

smb: smbdirect: free completion queues with ib_free_cq()

CVSS 9.8 CriticalCriticalEPSS 0.0055 · 46th percentile

Critical, because:

CVSS score 9.8: 9.0 or more.

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:07 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Linux	Linux	affected 6073eb3e31756d569c4853fb22724525739d0e0c to before 8a953b1a47fffb71e70767bc1e914401e3c2f27f git affected 6073eb3e31756d569c4853fb22724525739d0e0c to before fe2c0cacbcff9d56c03b296f68f22151c4223b04 git Other versions: unaffected
Linux	Linux	affected 7.1 unaffected before 7.1 semver unaffected 7.2.6 to 7.2., inclusive semver unaffected 7.3 to , inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-90173
CNA: Linux
Tags: Linux kernel
Published: 17 Sept 2026
Updated: 19 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
9.8	Critical	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CNA (Linux)

CISA KEV Not listed.
EPSS 0.0055, the 46th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 17 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.