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CVE record · CVE-2026-89742

rapidio: mport_cdev: fix use-after-free in dma_req_free()

CVSS 7.8 HighEPSS 0.0016 · 5th percentile

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:46 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 e8de370188d098bb49483c287b44925957c3c9b6 to before 00c5ed913b0dc563fbeb8a97ea8916c03bbbbf6a git
  • affected e8de370188d098bb49483c287b44925957c3c9b6 to before fc79c07cdcde02c5b17633d78777de6ac2c14b29 git
  • affected e8de370188d098bb49483c287b44925957c3c9b6 to before 26ccfe7d69e27b0d933ae0a64a23a0cb9b9a85a6 git
  • affected e8de370188d098bb49483c287b44925957c3c9b6 to before bd8881c24a9520f9c3d3e855d866197f63e471a7 git
  • affected e8de370188d098bb49483c287b44925957c3c9b6 to before 9a9929ec875ff20922c90c96fd544ae8a2a61a8d git
  • affected e8de370188d098bb49483c287b44925957c3c9b6 to before e6e925cc1f8067c65c7bec3da50a0ead3b3ef4e0 git
  • affected e8de370188d098bb49483c287b44925957c3c9b6 to before 211c68d817a3d9dc14c0026a59da7cac30f8147e git
  • affected e8de370188d098bb49483c287b44925957c3c9b6 to before 5cbef379a94b161726c5f504598bf4791d45cedc git
Other versions: unaffected
Linux Linux
  • affected 4.6
  • unaffected before 4.6 semver
  • unaffected 5.10.270 to 5.10.*, inclusive semver
  • unaffected 5.15.221 to 5.15.*, inclusive semver
  • unaffected 6.1.188 to 6.1.*, inclusive semver
  • unaffected 6.6.157 to 6.6.*, inclusive semver
  • unaffected 6.12.109 to 6.12.*, inclusive semver
  • unaffected 6.18.50 to 6.18.*, inclusive semver
  • unaffected 7.2.4 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-89742
CNA
Linux
Tags
Published
11 Sept 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

ScoreRatingCVSSVectorSource
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • 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

This record came from the full history of the CVE Program, published 11 Sept 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.