Several vulnerabilities were discovered in BIND, a DNS server
A stack exhaustion flaw was discovered in the control channel code
which may result in denial of service (named daemon crash).
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.
For the oldstable distribution (bullseye), these problems have been fixed
in version 1:9.16.44-1~deb11u1. The oldstable distribution (bullseye) is
only affected by CVE-2023-3341.
For the stable distribution (bookworm), these problems have been fixed in version 1:9.18.19-1~deb12u1.
We recommend that you upgrade your bind9 packages.