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util-linux: util-linux: Access control bypass due to improper hostname canonicalization

🗓️ 09 Apr 2026 01:57:03Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

Util-linux login -h canonicalization flaw may bypass pluggable authentication modules by manipulating the remote hostname.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Images20251124aarch64libblkid2.42-7.1.hum1libblkid-2.42-7.1.hum1.aarch64.rpm
Red Hat Hardened Images20251124x86_64libblkid2.42-7.1.hum1libblkid-2.42-7.1.hum1.x86_64.rpm

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07 Jul 2026 04:11Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.13.7 - 5.3
EPSS0.00436
SSVC
2