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CVE record · CVE-2026-89487

openvswitch: only skb_tx_error() a packet we are about to drop

CVSS 7.8 HighEPSS 0.0013 · 2nd percentile

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:43 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 36d5fe6a000790f56039afe26834265db0a3ad4c to before 5de5d554141a15b3f1f5c978fd9f7f4fd6d0600a git
  • affected 36d5fe6a000790f56039afe26834265db0a3ad4c to before 48db11e115d1b232edc5591604adc6eda95cd545 git
  • affected 36d5fe6a000790f56039afe26834265db0a3ad4c to before 4477222e2916a18e273edc139c955ade6bbb7a69 git
  • affected 36d5fe6a000790f56039afe26834265db0a3ad4c to before 4d5c460ef8754be1d43b16dbf02695b008b207d6 git
  • affected 36d5fe6a000790f56039afe26834265db0a3ad4c to before 6767d70cf46f65807a6a4c4406a518e6c12e36ae git
  • affected 36d5fe6a000790f56039afe26834265db0a3ad4c to before e41a59fc056f63a7a1f42788913c53cc48d744aa git
  • affected 36d5fe6a000790f56039afe26834265db0a3ad4c to before 5d85eef222cfd28e73deed7402c100229e8b9e6e git
  • affected 36d5fe6a000790f56039afe26834265db0a3ad4c to before 0dbc2398fca3bb33eda963849f865ddb1b3aa05e git
  • affected c5f0c0e7525443add533495e93ba8de6feab2396 git
  • affected 1674b4bf3eea3cac51b70778e89f8025f7cfe695 git
  • affected 3.10.51 to before 3.11 semver
  • affected 3.12.40 to before 3.13 semver
Other versions: unaffected
Linux Linux
  • affected 3.14
  • unaffected before 3.14 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-2026-89487
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 0.0013, the 2nd 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.