CVE record · CVE-2026-52989

nvmet-tcp: propagate nvmet_tcp_build_pdu_iovec() errors to its callers

CVSS 9.8 CriticalCriticalEPSS 0.0036 · 29th percentile

Critical, because:

CVSS score 9.8: 9.0 or more.

Published by the CVE Program (CNA: Linux) at 24 Jun 2026, 16:29 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 1385be357e8acd09b36e026567f3a9d5c61139de to before 3df42a854686fa06484e37ac1a3931c8e3e3453c git affected dca1a6ba0da9f472ef040525fab10fd9956db59f to before d7c8f95f599b3b38a717d2e771c3f8c174f657c3 git affected 19672ae68d52ff75347ebe2420dde1b07adca09f to before f9204a2b78dd18374d3bcf9bf93d9021ce22de1b git affected ab200d71553bdcf4de554a5985b05b2dd606bc57 to before c2a11441538bdbbc5aa003f190995eba93a89b88 git affected 52a0a98549344ca20ad81a4176d68d28e3c05a5c to before 046fa5c72d15cd8e2d592e275697ea399d8f76b0 git affected 52a0a98549344ca20ad81a4176d68d28e3c05a5c to before ea8e356acb165cb1fd75537a52e1f66e5e76c538 git affected 043b4307a99f902697349128fde93b2ddde4686c git affected 42afe8ed8ad2de9c19457156244ef3e1eca94b5d git affected 6.1.163 to before 6.1.175 semver affected 6.6.124 to before 6.6.141 semver affected 6.12.70 to before 6.12.91 semver affected 6.18.10 to before 6.18.33 semver and 2 more Other versions: unaffected
Linux	Linux	affected 6.19 unaffected before 6.19 semver unaffected 6.1.175 to 6.1., inclusive semver unaffected 6.6.141 to 6.6., inclusive semver unaffected 6.12.91 to 6.12., inclusive semver unaffected 6.18.33 to 6.18., inclusive semver unaffected 7.0.10 to 7.0., inclusive semver unaffected 7.1 to , inclusive original_commit_for_fix Other versions: affected

Identifiers: CVE-2026-52989
CNA: Linux
Weakness (CWE): CWE-390
Tags: Linux kernel
CWE-390
Published: 24 Jun 2026
Updated: 24 Aug 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)Used for this record
7.1	High	3.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H	ADP (redhat-SADP)

CISA KEV Not listed.
EPSS 0.0036, the 29th percentile, on 5 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 24 Jun 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.