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CVE record · CVE-2026-98217

IB/mlx4: Fix use-after-free on pkey sysfs registration failure

No CVSS scoreEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 6 Oct 2026, 08:44 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 c1e7e466120b80ce49e91af0c9da1ce6dee4844a to before 791471421d848ce13e84f4b21c9e19973d471c4e git
  • affected c1e7e466120b80ce49e91af0c9da1ce6dee4844a to before 734f066933484f6c7cedea0312763249beed5845 git
  • affected c1e7e466120b80ce49e91af0c9da1ce6dee4844a to before a07bee32127d7c4cd3b1bb9a088e21d0c93634c9 git
  • affected c1e7e466120b80ce49e91af0c9da1ce6dee4844a to before cf20d7476754c00eec04ae23d3e929de33ce0345 git
  • affected c1e7e466120b80ce49e91af0c9da1ce6dee4844a to before 0c3482e965b18bc242e54e899d1c4d391ca8e5e3 git
  • affected c1e7e466120b80ce49e91af0c9da1ce6dee4844a to before ffb80872617b5f9b3dd1536ec2909029fa66f228 git
  • affected c1e7e466120b80ce49e91af0c9da1ce6dee4844a to before ced1186fea7c77e16681c7ef4802897885989c3b git
  • affected c1e7e466120b80ce49e91af0c9da1ce6dee4844a to before 1af874e9f4ce22ccf8b10ab5462f32c70d3be21a git
Other versions: unaffected
Linux Linux
  • affected 3.7
  • unaffected before 3.7 semver
  • unaffected 5.10.271 to 5.10.*, inclusive semver
  • unaffected 5.15.222 to 5.15.*, inclusive semver
  • unaffected 6.1.189 to 6.1.*, inclusive semver
  • unaffected 6.6.158 to 6.6.*, inclusive semver
  • unaffected 6.12.112 to 6.12.*, inclusive semver
  • unaffected 6.18.54 to 6.18.*, inclusive semver
  • unaffected 7.2.8 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-98217
CNA
Linux
Tags
Published
6 Oct 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

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

  • CISA KEV Not listed.
  • EPSS 0.0018, the 7th percentile, on 10 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 6 Oct 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.