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CVE record · CVE-2026-98401

net: iptunnel: fix stale transport header during tunnel decapsulation

CVSS 7.5 HighEPSS 0.0060 · 48th percentile

Published by the CVE Program (CNA: Linux) at 14 Oct 2026, 13:26 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 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8c3d4dfcecf7670c1d752f1ae74b21b2af5feac1 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before e4a5b01e59f7102169762b8f566c8e052d05c0ff git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3340b8565b85631cfeb0df049e8b46e3ef8bd7bd git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 28a57fb2c5df4deb42a06e52fd36c14b37aa0034 git
Other versions: unaffected
Linux Linux
  • affected 2.6.12
  • unaffected before 2.6.12 semver
  • unaffected 6.12.111 to 6.12.*, inclusive semver
  • unaffected 6.18.53 to 6.18.*, inclusive semver
  • unaffected 7.2.7 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-98401
CNA
Linux
Tags
Published
14 Oct 2026
Updated
24 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

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0060, the 48th percentile, on 8 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 14 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.