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CVE record · CVE-2026-99216

Drivers: hv: Don't reset VMBus connection state on error/exit paths

CVSS 8.4 HighEPSS 0.0014 · 3rd percentile

Published by the CVE Program (CNA: Linux) at 28 Oct 2026, 10:36 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 74347a99e73ae00b8385f1209aaea193c670f901 to before 2939215d57bc8e4189290544fca78f3809ac3ef8 git
  • affected 74347a99e73ae00b8385f1209aaea193c670f901 to before a0ae955ba9a5067a157ebb8defb4a0a9cb1fc304 git
  • affected 74347a99e73ae00b8385f1209aaea193c670f901 to before deef3ab5129ae4c45662c957cdab3739eb047fb1 git
  • affected 74347a99e73ae00b8385f1209aaea193c670f901 to before 2e5ffbf1e41abbf6e02ce28115107938f55ff646 git
  • affected 74347a99e73ae00b8385f1209aaea193c670f901 to before 2732210132f92aca0622b5134027990a809279d5 git
  • affected 74347a99e73ae00b8385f1209aaea193c670f901 to before f47ce27af80b87cc684d5c12b65506af498ac7e5 git
  • affected 74347a99e73ae00b8385f1209aaea193c670f901 to before 3195546a377c2d8d176d837e8baad5ce15d11195 git
  • affected 74347a99e73ae00b8385f1209aaea193c670f901 to before ec31dc39e835ccde0930daccece8c492d28282fc git
  • affected 5e059fc0f054309036d3f612bc8b0a502ca58545 git
  • affected 9f38f7b46de0747c1909e8c557aa21715dce20c5 git
  • affected caeeb3787167c884b955404a7e669fd77f267e44 git
  • affected 4.19.118 to before 4.20 semver
  • and 2 more
Other versions: unaffected
Linux Linux
  • affected 5.7
  • unaffected before 5.7 semver
  • unaffected 5.10.273 to 5.10.*, inclusive semver
  • unaffected 5.15.224 to 5.15.*, inclusive semver
  • unaffected 6.1.191 to 6.1.*, inclusive semver
  • unaffected 6.6.161 to 6.6.*, inclusive semver
  • unaffected 6.12.115 to 6.12.*, inclusive semver
  • unaffected 6.18.59 to 6.18.*, inclusive semver
  • unaffected 7.2.13 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-99216
CNA
Linux
Tags
Published
28 Oct 2026
Updated
31 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
8.4 High 3.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0014, the 3rd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 28 Oct 2026, 10:36 UTC Confirmed by the CVE List

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.