Debian: BIND9 Significant Cache Compromise DoS DSA-6034-2
debian
October 23, 2025
Several vulnerabilities were discovered in BIND, a DNS server implementation, which may result in cache poisoning or denial of service
Topics Covered
Summary
For the oldstable distribution (bookworm), these problems have been fixed
in version 1:9.18.41-1~deb12u1.
For the stable distribution (trixie), these problems have been fixed in
version 1:9.20.15-1~deb13u1.
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/source-package/bind9
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
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Severity
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Critical
Package: bind9
CVE ID: CVE-2025-8677 CVE-2025-40778 CVE-2025-40780
Topics Covered
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