This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-77692 →

DEBIAN-CVE-2026-77692

An attacker can cause `named` to abort by sending a crafted DNS-over-HTTPS request with a cryptographically invalid SIG(0) record, and then closing th...

Original description

The description as published by the source.

An attacker can cause named to abort by sending a crafted DNS-over-HTTPS request with a cryptographically invalid SIG(0) record, and then closing the transport connection prematurely. This issue affects BIND 9 versions 9.20.0 through 9.20.27, 9.21.0 through 9.21.25, and 9.20.9-S1 through 9.20.27-S1.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 bind9

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 bind9

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.20.29-1~deb13u1"}]}]

Debian:14 bind9

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.20.29-1"}]}]

References

advisory security-tracker.debian.org