What is RHSA-2026:54508?

RHSA-2026:54508 is a security advisory published by Red Hat Product Security with Low severity. Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Which CVE IDs does RHSA-2026:54508 cover?

RHSA-2026:54508 covers the following CVE IDs: CVE-2026-66484. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:54508?

RHSA-2026:54508 has a CVSS v3 base score of 3.3, published by Red Hat Product Security.

Which products are affected by RHSA-2026:54508?

RHSA-2026:54508 affects 4 products, including: Red Hat Hardened Images; cpio-main@aarch64 as a component of Red Hat Hardened Images; cpio-main@src as a component of Red Hat Hardened Images; cpio-main@x86_64 as a component of Red Hat Hardened Images.

RHSA-2026:54508LowCVSS 3.3

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

Vendor

Red Hat Product Security

Published

August 13, 2026

Last Modified

August 16, 2026

🔗 CVE IDs covered (1)

CVE-2026-66484 →

📋 Description

CVE-2026-66484 — cpio: GNU cpio: Path Traversal allows creating hard links outside intended directory via malicious tar archives.

🎯 Affected products4

Red Hat Hardened Images
cpio-main@aarch64 as a component of Red Hat Hardened Images
cpio-main@src as a component of Red Hat Hardened Images
cpio-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: Avoid using the --no-absolute-filenames option when extracting untrusted archives with cpio.

🔗 References (5)

selfhttps://access.redhat.com/errata/RHSA-2026:54508
externalhttps://access.redhat.com/security/cve/CVE-2026-66484
externalhttps://access.redhat.com/security/updates/classification/
externalhttps://images.redhat.com/
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_54508.json