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High RHSA-2026:91483 1 CVE

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Published Nov 13, 2026 · Updated Nov 13, 2026

Ecosystem: Red Hat

Fixed packages 1

ReleasePackageFixed in
Red Hat · Hardened Images 1 hummingbird:1 prometheus3.13 0:3.13.5-0.2.hum1

Vulnerabilities 1

  • High 8.7
    CVE-2026-116591

    compress zstd: Panic on two-block frames

    compress provides various compression algorithms. Prior to 1.20.2, the zstd DecodeAll and streaming decoder paths can panic when a crafted two-block frame reaches huff0.ReadTable with an FSE normalized count of 32768 that readNCount stores in int16 as -32768.…

    klauspost compress kubescape zarf Debian Ubuntu Azure Linux Alpine Wolfi Go

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-116591
  • article
    https://access.redhat.com/security/updates/classification/
  • article
    https://images.redhat.com/
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_91483.json
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2561461
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-116591
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-116591
  • article
    https://github.com/klauspost/compress/commit/7f5d8528720c895a6106f201719f87eb030a565d
  • article
    https://github.com/klauspost/compress/releases/tag/v1.20.2
  • article
    https://github.com/klauspost/compress/security/advisories/GHSA-fpmh-frq8-7rj8