1. Ubuntu Security Notices
  2. USN-7241-1

USN-7241-1: Bind vulnerabilities

Publication date

29 January 2025

Overview

Several security issues were fixed in Bind.

Releases

Packages

  • bind9 - Internet Domain Name Server

Details

Toshifumi Sakaguchi discovered that Bind incorrectly handled many records
in the additional section. A remote attacker could possibly use this issue
to cause Bind to consume CPU resources, leading to a denial of service.
(CVE-2024-11187)

Jean-François Billaud discovered that the Bind DNS-over-HTTPS
implementation incorrectly handled a heavy query load. A remote attacker
could possibly use this issue to cause Bind to consume resources, leading
to a denial of service. (CVE-2024-12705)

Toshifumi Sakaguchi discovered that Bind incorrectly handled many records
in the additional section. A remote attacker could possibly use this issue
to cause Bind to consume CPU resources, leading to a denial of service.
(CVE-2024-11187)

Jean-François Billaud discovered that the Bind DNS-over-HTTPS
implementation incorrectly handled a heavy query load. A remote attacker
could possibly use this issue to cause Bind to consume resources, leading
to a denial of service. (CVE-2024-12705)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
24.10 oracular bind9 –  1:9.20.0-2ubuntu3.1
24.04 noble bind9 –  1:9.18.30-0ubuntu0.24.04.2
22.04 jammy bind9 –  1:9.18.30-0ubuntu0.22.04.2
20.04 focal bind9 –  1:9.18.30-0ubuntu0.20.04.2

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References

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