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 (named daemon crash). 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. 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. For the detailed security status of bind9 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/bind9
Several vulnerabilities were discovered in BIND, a DNS server implementation.
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.
For the detailed security status of bind9 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/bind9
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