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CVE record · CVE-2026-89533

svcrdma: Fix offset arithmetic in read_chunk_range

CVSS 9.8 CriticalCriticalEPSS 0.0050 · 43rd percentile

Critical, because:

  • CVSS score 9.8: 9.0 or more.

How we decide what’s critical

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:44 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 d7cc73972661be4a02a1b09f1d9b3283c6c05154 to before 10873311f91db9454e2fadbf9866bc819e0646d9 git
  • affected d7cc73972661be4a02a1b09f1d9b3283c6c05154 to before addbf02dfe3b25e7e38e03bbd4e2a6ed86a14be7 git
  • affected d7cc73972661be4a02a1b09f1d9b3283c6c05154 to before cba8543c18cf42fd80fd63effb6df6ff4f7e73ce git
  • affected d7cc73972661be4a02a1b09f1d9b3283c6c05154 to before 6ee4dc7476b3abc92ec1d444533a559f33f59561 git
  • affected d7cc73972661be4a02a1b09f1d9b3283c6c05154 to before a46b35f213c2426f5d6a0458a8f7e873fc59cdfd git
  • affected d7cc73972661be4a02a1b09f1d9b3283c6c05154 to before 4493c96bbd0068fadf69cbae8d13426202e34cdc git
  • affected d7cc73972661be4a02a1b09f1d9b3283c6c05154 to before 4a44c140cc2f3643a39e258bb0c0ab9d0f494f5e git
Other versions: unaffected
Linux Linux
  • affected 5.11
  • unaffected before 5.11 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-2026-89533
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
9.8 Critical 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0050, the 43rd 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.