RHSA-2026:48960HighCVSS 9.8

Red Hat Security Advisory: hplip security update

Published
August 3, 2026
Last Modified
October 16, 2026

🔗 CVE IDs covered (2)

CVE-2026-8631 →CVE-2026-8632 →

📋 Description

CVE-2026-8631 — HPLIP: HPLIP: Arbitrary code execution and privilege escalation via integer overflow in hpcups CVE-2026-8632 — HPLIP: HPLIP: Privilege escalation and arbitrary code execution via operating system command injection

🎯 Affected products36

  • Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-0:3.18.4-9.el8_4.1.src as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-0:3.18.4-9.el8_4.1.src as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-common-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-common-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-common-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-common-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-debuginfo-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-debuginfo-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-debuginfo-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-debuginfo-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-debugsource-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-debugsource-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-debugsource-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-debugsource-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-gui-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-gui-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-libs-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-libs-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-libs-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-libs-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-libs-debuginfo-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-libs-debuginfo-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • hplip-libs-debuginfo-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • hplip-libs-debuginfo-0:3.18.4-9.el8_4.1.x86_64 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • libsane-hpaio-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream AUS (v.8.4)
  • libsane-hpaio-0:3.18.4-9.el8_4.1.i686 as a component of Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4)
  • +6 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. For the affected Red Hat Enterprise Linux and Red Hat In-Vehicle OS streams, updated hplip packages have been or are being released; users should apply the available updates through their regular update channels.

🔗 References (5)