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glibc: glibc: Invalid DNS hostname returned via gethostbyaddr functions

🗓️ 09 Apr 2026 14:13:59Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

Glibc may return an invalid DNS hostname when gethostbyaddr or gethostbyaddr_r use a DNS backend from nsswitch configuration.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64compat-libpthread-nonshared2.42-11.1.hum1compat-libpthread-nonshared-2.42-11.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64compat-libpthread-nonshared2.42-11.1.hum1compat-libpthread-nonshared-2.42-11.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanynoarchglibc-doc2.42-11.1.hum1glibc-doc-2.42-11.1.hum1.noarch.rpm

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16 Jul 2026 11:08Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.15.4
EPSS0.00205
SSVC
2