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CVSS: 5.0EPSS: 0%CPEs: 41EXPL: 0

Unbound before 1.4.13p2 attempts to free unallocated memory during processing of duplicate CNAME records in a signed zone, which allows remote DNS servers to cause a denial of service (daemon crash) via a crafted response. Unbound antes de v1.4.13p2 intenta liberar memoria sin asignar durante el procesado de registros CNAME duplicados, lo que permite a servidores DNS remotos provocar una denegación de servicio (caída del demonio) a través de una respuesta modificada. • http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071525.html http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071535.html http://osvdb.org/77909 http://secunia.com/advisories/47326 http://unbound.nlnetlabs.nl/downloads/CVE-2011-4528.txt http://www.debian.org/security/2011/dsa-2370 http://www.kb.cert.org/vuls/id/209659 • CWE-399: Resource Management Errors •

CVSS: 4.3EPSS: 1%CPEs: 22EXPL: 0

daemon/worker.c in Unbound 1.x before 1.4.10, when debugging functionality and the interface-automatic option are enabled, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a crafted DNS request that triggers improper error handling. daemon/worker.c de Unbound 1.x anteriores a 1.4.10, cuando la funcionalidad de depuración de errores ("debugging") y la opción de "interface-automatic" están activadas, permite a atacantes remotos provocar una denegación de servicio (fallo en aserción y finalización del demonio) a través de una petición DNS modificada que provoca un manejo de error incorrecto. • http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061243.html http://osvdb.org/72750 http://secunia.com/advisories/44865 http://unbound.nlnetlabs.nl/downloads/CVE-2011-1922.txt http://www.kb.cert.org/vuls/id/531342 http://www.securityfocus.com/bid/47986 https://exchange.xforce.ibmcloud.com/vulnerabilities/67645 • CWE-399: Resource Management Errors •