CVE-2026-80667net/mlx5: LAG, MPESW, Fix missing complete() on devcom error
- —Not scoredno CVSS score yet
- 0.21%Exploitation in 30 daysEPSS · top 89% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, MPESW, Fix missing complete() on devcom error mlx5_mpesw_work() returned without calling complete() when mlx5_lag_get_devcom_comp() returned NULL. A caller that queued the work and waited on mpesww->comp would block indefinitely. Funnel the early-return path through a new "complete" label so the waiter is always woken.
Timeline
ID reserved
By Linux
- 2 days later
· 2 days later
Published
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
No CVSS score yet: neither the CNA, CISA nor NVD has scored this CVE. NVD status: Received.
- EPSS (exploitation in 30 days)
- 0.21% · top 89% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Not scored.
Affected products
- affected b430c1b4f63be51dde175a1dd3addba65ca24e2b – < 68cdbe498da8475cfd49591954e3db8fc6582eda
- affected b430c1b4f63be51dde175a1dd3addba65ca24e2b – < 6a802de97a8bf8d5f1e4a048c67de9a8c2d2f9eb
- affected b430c1b4f63be51dde175a1dd3addba65ca24e2b – < 4d720c6c60e1852253b68aeee3044ebed5243adb
- affected b430c1b4f63be51dde175a1dd3addba65ca24e2b – < d4b85f9a668b9c44216bb78daf4ec1a915cc92d1
- affected 6.7
- unaffected < 6.7
- unaffected 6.12.97 – ≤ 6.12.*
- unaffected 6.18.40 – ≤ 6.18.*
- unaffected 7.1.5 – ≤ 7.1.*
- unaffected 7.2 – ≤ *
References
References4
- https://git.kernel.org/stable/c/68cdbe498da8475cfd49591954e3db8fc6582eda (opens in a new tab)
- https://git.kernel.org/stable/c/6a802de97a8bf8d5f1e4a048c67de9a8c2d2f9eb (opens in a new tab)
- https://git.kernel.org/stable/c/4d720c6c60e1852253b68aeee3044ebed5243adb (opens in a new tab)
- https://git.kernel.org/stable/c/d4b85f9a668b9c44216bb78daf4ec1a915cc92d1 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-67543 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-80667)Record last updated .