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unbound: Unbound: Heap buffer overflow via malformed DNSSEC record

🗓️ 22 Jul 2026 14:15:25Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Unbound heap overflow allows remote attackers to send malformed records via malicious signed servers, risking outage and disclosure.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64python3-unbound1.25.2-0.1.hum1python3-unbound-1.25.2-0.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64python3-unbound1.25.2-0.1.hum1python3-unbound-1.25.2-0.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanynoarchunbound-munin1.25.2-0.1.hum1unbound-munin-1.25.2-0.1.hum1.noarch.rpm

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26 Jul 2026 17:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.14.8
EPSS0.00118
SSVC
3