RHSA-2024:2696HighCVSS 8.0

Red Hat Security Advisory: unbound security update

Published
May 6, 2024
Last Modified
August 6, 2026

🔗 CVE IDs covered (3)

CVE-2023-50387 →CVE-2023-50868 →CVE-2024-1488 →

📋 Description

CVE-2023-50387 — bind9: KeyTrap - Extreme CPU consumption in DNSSEC validator CVE-2023-50868 — bind9: Preparing an NSEC3 closest encloser proof can exhaust CPU resources CVE-2024-1488 — unbound: unrestricted reconfiguration enabled to anyone that may lead to local privilege escalation

🎯 Affected products56

  • Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • Red Hat Enterprise Linux AppStream TUS (v. 8.2)
  • python3-unbound-0:1.7.3-12.el8_2.1.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • python3-unbound-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • python3-unbound-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • python3-unbound-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream TUS (v. 8.2)
  • python3-unbound-debuginfo-0:1.7.3-12.el8_2.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • python3-unbound-debuginfo-0:1.7.3-12.el8_2.1.i686 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • python3-unbound-debuginfo-0:1.7.3-12.el8_2.1.i686 as a component of Red Hat Enterprise Linux AppStream TUS (v. 8.2)
  • python3-unbound-debuginfo-0:1.7.3-12.el8_2.1.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • python3-unbound-debuginfo-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • python3-unbound-debuginfo-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • python3-unbound-debuginfo-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream TUS (v. 8.2)
  • unbound-0:1.7.3-12.el8_2.1.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • unbound-0:1.7.3-12.el8_2.1.src as a component of Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • unbound-0:1.7.3-12.el8_2.1.src as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • unbound-0:1.7.3-12.el8_2.1.src as a component of Red Hat Enterprise Linux AppStream TUS (v. 8.2)
  • unbound-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • unbound-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • unbound-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream TUS (v. 8.2)
  • unbound-debuginfo-0:1.7.3-12.el8_2.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • unbound-debuginfo-0:1.7.3-12.el8_2.1.i686 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • unbound-debuginfo-0:1.7.3-12.el8_2.1.i686 as a component of Red Hat Enterprise Linux AppStream TUS (v. 8.2)
  • unbound-debuginfo-0:1.7.3-12.el8_2.1.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • unbound-debuginfo-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • unbound-debuginfo-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • unbound-debuginfo-0:1.7.3-12.el8_2.1.x86_64 as a component of Red Hat Enterprise Linux AppStream TUS (v. 8.2)
  • unbound-debugsource-0:1.7.3-12.el8_2.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v. 8.2)
  • unbound-debugsource-0:1.7.3-12.el8_2.1.i686 as a component of Red Hat Enterprise Linux AppStream E4S (v. 8.2)
  • +26 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability. Workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

🔗 References (6)