Several vulnerabilities were discovered in BIND, a DNS server implementation. CVE-2023-3341 A stack exhaustion flaw was discovered in the control channel code which may result in denial of service . CVE-2023-4236 Robert Story discovered that a flaw in the networking code handling DNS-over-TLS queries could cause named to terminate unexpectedly due to an assertion failure, resulting in denial of service when under high DNS-over-TLS query load conditions.