Rapid7

vulnerability

Ubuntu: (Multiple Advisories) (CVE-2024-1975): Bind vulnerabilities

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Jul 23, 2024
Added
Jul 24, 2024
Modified
Apr 16, 2026

Description

If a server hosts a zone containing a "KEY" Resource Record, or a resolver DNSSEC-validates a "KEY" Resource Record from a DNSSEC-signed domain in cache, a client can exhaust resolver CPU resources by sending a stream of SIG(0) signed requests.
This issue affects BIND 9 versions 9.0.0 through 9.11.37, 9.16.0 through 9.16.50, 9.18.0 through 9.18.27, 9.19.0 through 9.19.24, 9.9.3-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.49-S1, and 9.18.11-S1 through 9.18.27-S1.

Solutions

ubuntu-pro-upgrade-bind9ubuntu-upgrade-bind9
Title
Rapid7 Labs

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