RHSA-2026:8944HighCVSS 7.5

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

Published
April 20, 2026
Last Modified
September 5, 2026

🔗 CVE IDs covered (6)

CVE-2026-4424 →CVE-2026-4426 →CVE-2026-5121 →CVE-2026-5745 →CVE-2025-60753 →CVE-2026-4111 →

📋 Description

CVE-2025-60753 — libarchive: bsdtar hangs and OOMs with zero-length pattern matches CVE-2026-4111 — libarchive: Infinite Loop Denial of Service in RAR5 Decompression via archive_read_data() in libarchive CVE-2026-4424 — libarchive: libarchive: Information disclosure via heap out-of-bounds read in RAR archive processing CVE-2026-4426 — libarchive: libarchive: Denial of Service via malformed ISO file processing CVE-2026-5121 — libarchive: libarchive: Arbitrary code execution via integer overflow in ISO9660 image processing CVE-2026-5745 — libarchive: A NULL pointer dereference vulnerability exists in the ACL parser of libarchive

🎯 Affected products4

  • Red Hat Hardened Images
  • libarchive-main@aarch64 as a component of Red Hat Hardened Images
  • libarchive-main@src as a component of Red Hat Hardened Images
  • libarchive-main@x86_64 as a component of Red Hat Hardened Images

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://images.redhat.com/ Workaround: No mitigation is currently available that meets Red Hat Product Security’s standards for usability, deployment, applicability, 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. 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: To mitigate this issue, avoid processing untrusted ISO9660 images with `libarchive`. Restricting the sources of ISO files and ensuring they originate from trusted entities can prevent exploitation. Workaround: To mitigate this issue, avoid processing untrusted ISO9660 images with applications that utilize `libarchive`. Users should only extract or read content from ISO images obtained from trusted sources.

🔗 References (10)