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CVE record · CVE-2026-80880

IB/mlx5: Properly support implicit ODP rereg_mr

No CVSS scoreEPSS 0.0016 · 5th percentile

Published by the CVE Program (CNA: Linux) at 4 Sept 2026, 16:49 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
VendorProductVersions
Linux Linux
  • affected ef3642c4f54d3493c92c71faf46139b2473bc532 to before cbc9982c8573fb9e35040063aa78c8ebe768a1ff git
  • affected ef3642c4f54d3493c92c71faf46139b2473bc532 to before ee914ef54a7e707453ecb43eb30fb0a5c6dd0d69 git
  • affected ef3642c4f54d3493c92c71faf46139b2473bc532 to before 94f7e50eb6b2ce7fbd9aeac1db22460d2013a3fb git
  • affected ef3642c4f54d3493c92c71faf46139b2473bc532 to before eb7cb798e563b3f3b3baeb9cc6f7455764267e50 git
  • affected ef3642c4f54d3493c92c71faf46139b2473bc532 to before d4f84bfa089fe71f775d25beb29303e844494c25 git
  • affected ef3642c4f54d3493c92c71faf46139b2473bc532 to before 5d02b9a2efd11d28d2a8feac7769686b1b871d9c git
  • affected ef3642c4f54d3493c92c71faf46139b2473bc532 to before ee7a8335069150c3f1893a697ab30bbeca00d796 git
Other versions: unaffected
Linux Linux
  • affected 5.11
  • unaffected before 5.11 semver
  • unaffected 5.15.212 to 5.15.*, inclusive semver
  • unaffected 6.1.178 to 6.1.*, inclusive semver
  • unaffected 6.6.145 to 6.6.*, inclusive semver
  • unaffected 6.12.97 to 6.12.*, inclusive semver
  • unaffected 6.18.40 to 6.18.*, inclusive semver
  • unaffected 7.1.5 to 7.1.*, inclusive semver
  • unaffected 7.2 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-80880
CNA
Linux
Tags
Published
4 Sept 2026
Updated
6 Nov 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

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.0016, the 5th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 4 Sept 2026, 16:49 UTC Confirmed by the CVE List
  2. 4 Sept 2026, 17:17 UTC Confirmed by NVD

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.