SUSE CVE-2026-12244

If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS message with a special crafted SVCB RR with an rdata size of 65512, that let's an uint16t variable that is used to allocate space needed for the RR wrap because total size 65535,...

NSD -- vulnerabilities

NLnet Labs reports: CVE-2026-12244: A specially crafted SVCB RR can cause a heap overflow of up to 65509 attacker controlled bytes. If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS message with a special crafted SVCB RR with an rda...

CLSA-2021-1634922250 Fixed CVEs in bind: CVE-2021-25214, CVE-2021-25216, CVE-2021-25215

A broken inbound incremental zone update IXFR can cause named to terminate unexpectedly CVE-2021-25214 - An assertion check can fail while answering queries for DNAME records that require the DNAME to be processed to resolve itself CVE-2021-25215 - A second vulnerability in BIND's GSSAPI security...