RHSA-2026:58482MediumCVSS 6.3

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

Published
August 22, 2026
Last Modified
November 6, 2026

🔗 CVE IDs covered (2)

CVE-2026-93314 →CVE-2026-93312 →

📋 Description

CVE-2026-93312 — poppler: Freedesktop Poppler: Denial of Service via null pointer dereference in JBIG2Stream::rewind function CVE-2026-93314 — poppler: Poppler: Remote integer overflow vulnerability

🎯 Affected products22

  • Red Hat Hardened Images
  • poppler-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-0:26.08.0-1.hum1@src as a component of Red Hat Hardened Images
  • poppler-0:26.08.0-1.hum1@x86_64 as a component of Red Hat Hardened Images
  • poppler-cpp-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-cpp-0:26.08.0-1.hum1@x86_64 as a component of Red Hat Hardened Images
  • poppler-cpp-devel-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-cpp-devel-0:26.08.0-1.hum1@x86_64 as a component of Red Hat Hardened Images
  • poppler-devel-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-devel-0:26.08.0-1.hum1@x86_64 as a component of Red Hat Hardened Images
  • poppler-glib-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-glib-0:26.08.0-1.hum1@x86_64 as a component of Red Hat Hardened Images
  • poppler-glib-devel-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-glib-devel-0:26.08.0-1.hum1@x86_64 as a component of Red Hat Hardened Images
  • poppler-glib-doc-0:26.08.0-1.hum1@noarch@public-hummingbird-aarch64-rpms as a component of Red Hat Hardened Images
  • poppler-glib-doc-0:26.08.0-1.hum1@noarch@public-hummingbird-x86_64-rpms as a component of Red Hat Hardened Images
  • poppler-qt6-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-qt6-0:26.08.0-1.hum1@x86_64 as a component of Red Hat Hardened Images
  • poppler-qt6-devel-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-qt6-devel-0:26.08.0-1.hum1@x86_64 as a component of Red Hat Hardened Images
  • poppler-utils-0:26.08.0-1.hum1@aarch64 as a component of Red Hat Hardened Images
  • poppler-utils-0:26.08.0-1.hum1@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: Since Poppler is a library used by various applications to process PDF documents, a direct system-wide mitigation is not readily available. Users should exercise caution when opening untrusted PDF files. If possible, process untrusted PDF documents in a sandboxed environment to limit the potential impact of such vulnerabilities. Workaround: To mitigate this issue, users should exercise caution when handling untrusted PDF documents and avoid opening them from unknown or suspicious sources. As a general security practice, consider using sandboxed environments for viewing untrusted content to limit potential impact.

🔗 References (6)