RHSA-2026:53459HighCVSS 7.5
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
🔗 CVE IDs covered (1)
📋 Description
CVE-2026-9375 — urllib3: urllib3: Denial of Service via decompression bomb bypass with Brotli support
🎯 Affected products12
- Red Hat Hardened Images
- python-urllib3-0:2.7.0-7.hum1@src as a component of Red Hat Hardened Images
- python3-urllib3+brotli-0:2.7.0-7.hum1@noarch@public-hummingbird-aarch64-rpms as a component of Red Hat Hardened Images
- python3-urllib3+brotli-0:2.7.0-7.hum1@noarch@public-hummingbird-x86_64-rpms as a component of Red Hat Hardened Images
- python3-urllib3+h2-0:2.7.0-7.hum1@noarch@public-hummingbird-aarch64-rpms as a component of Red Hat Hardened Images
- python3-urllib3+h2-0:2.7.0-7.hum1@noarch@public-hummingbird-x86_64-rpms as a component of Red Hat Hardened Images
- python3-urllib3+socks-0:2.7.0-7.hum1@noarch@public-hummingbird-aarch64-rpms as a component of Red Hat Hardened Images
- python3-urllib3+socks-0:2.7.0-7.hum1@noarch@public-hummingbird-x86_64-rpms as a component of Red Hat Hardened Images
- python3-urllib3+zstd-0:2.7.0-7.hum1@noarch@public-hummingbird-aarch64-rpms as a component of Red Hat Hardened Images
- python3-urllib3+zstd-0:2.7.0-7.hum1@noarch@public-hummingbird-x86_64-rpms as a component of Red Hat Hardened Images
- python3-urllib3-0:2.7.0-7.hum1@noarch@public-hummingbird-aarch64-rpms as a component of Red Hat Hardened Images
- python3-urllib3-0:2.7.0-7.hum1@noarch@public-hummingbird-x86_64-rpms 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/
🔗 References (5)
- selfhttps://access.redhat.com/errata/RHSA-2026:53459
- externalhttps://images.redhat.com/
- externalhttps://access.redhat.com/security/cve/CVE-2026-9375
- externalhttps://access.redhat.com/security/updates/classification/
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_53459.json