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OpenAdvisories
High RHSA-2026:83198 1 CVE

Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Published Oct 16, 2026 · Updated Oct 20, 2026

Ecosystem: Red Hat

Fixed packages 8

ReleasePackageFixed in
Red Hat · Hardened Images 1 hummingbird:1 nodejs26 0:26.11.1-0.3.hum1
Red Hat · Hardened Images 1 hummingbird:1 nodejs26-bin 0:26.11.1-0.3.hum1
Red Hat · Hardened Images 1 hummingbird:1 nodejs26-devel 0:26.11.1-0.3.hum1
Red Hat · Hardened Images 1 hummingbird:1 nodejs26-docs 0:26.11.1-0.3.hum1
Red Hat · Hardened Images 1 hummingbird:1 nodejs26-full-i18n 0:26.11.1-0.3.hum1
Red Hat · Hardened Images 1 hummingbird:1 nodejs26-libs 0:26.11.1-0.3.hum1
Red Hat · Hardened Images 1 hummingbird:1 nodejs26-npm 0:11.20.0-1.26.11.1.0.3.hum1
Red Hat · Hardened Images 1 hummingbird:1 nodejs26-npm-bin 0:26.11.1-0.3.hum1

Vulnerabilities 1

  • High 7.5
    CVE-2026-109855

    undici WebSocket client vulnerable to Denial of Service via failed HTTP/2 handshake

    undici is an HTTP client library for Node.js. In versions 8.11.0 and 8.11.1, its experimental WebSocket client, which is enabled by default when HTTP/2 is allowed, mishandles a failed WebSocket handshake over HTTP/2: the request is already marked completed, s…

    undici undici node-undici node-undici Debian Ubuntu npm

References

  • article
    https://images.redhat.com/
  • report
    https://access.redhat.com/security/cve/CVE-2026-109855
  • article
    https://access.redhat.com/security/updates/classification/
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_83198.json
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2553103
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-109855
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-109855
  • article
    https://cna.openjsf.org/security-advisories.html
  • article
    https://github.com/nodejs/undici/security/advisories/GHSA-qq8j-7v2v-3rwp