- Vulnerability/
- USN-6909-1
USN-6909-1: Bind vulnerabilities
First published: Tue Jul 23 2024(Updated: )
It was discovered that Bind incorrectly handled a flood of DNS messages over TCP. A remote attacker could possibly use this issue to cause Bind to become unstable, resulting in a denial of service. (CVE-2024-0760) Toshifumi Sakaguchi discovered that Bind incorrectly handled having a very large number of RRs existing at the same time. A remote attacker could possibly use this issue to cause Bind to consume resources, leading to a denial of service. (CVE-2024-1737) It was discovered that Bind incorrectly handled a large number of SIG(0) signed requests. A remote attacker could possibly use this issue to cause Bind to consume resources, leading to a denial of service. (CVE-2024-1975) Daniel Stränger discovered that Bind incorrectly handled serving both stable cache data and authoritative zone content. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service. (CVE-2024-4076) On Ubuntu 20.04 LTS, Bind has been updated from 9.16 to 9.18. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes. Please see the following for more information: https://kb.isc.org/docs/changes-to-be-aware-of-when-moving-from-bind-916-to-918
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/bind9 | <1:9.18.28-0ubuntu0.24.04.1 | 1:9.18.28-0ubuntu0.24.04.1 |
| Ubuntu Ubuntu | =24.04 | |
| All of | ||
| ubuntu/bind9 | <1:9.18.28-0ubuntu0.22.04.1 | 1:9.18.28-0ubuntu0.22.04.1 |
| Ubuntu Ubuntu | =22.04 | |
| All of | ||
| ubuntu/bind9 | <1:9.18.28-0ubuntu0.20.04.1 | 1:9.18.28-0ubuntu0.20.04.1 |
| Ubuntu Ubuntu | =20.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2024-1975
- https://ubuntu.com/security/CVE-2024-1737
- https://ubuntu.com/security/CVE-2024-0760
- https://ubuntu.com/security/CVE-2024-4076
- https://ubuntu.com/security/notices/USN-6909-2
- https://ubuntu.com/security/notices/USN-6909-3
- https://launchpad.net/ubuntu/+source/bind9/1:9.18.28-0ubuntu0.24.04.1
- https://launchpad.net/ubuntu/+source/bind9/1:9.18.28-0ubuntu0.22.04.1
- https://launchpad.net/ubuntu/+source/bind9/1:9.18.28-0ubuntu0.20.04.1
- https://ubuntu.com/security/notices/USN-6909-1 (Advisory)
Child vulnerabilities
(Contains the following vulnerabilities)
- agent/title
- agent/severity
- agent/softwarecombine
- agent/last-modified-date
- agent/type
- agent/description
- agent/first-publish-date
- agent/event
- agent/references
- agent/tags
- collector/usn
- source/Ubuntu
- anchor-related/USN-6909-2
- anchor-related/USN-6909-3
- agent/software-canonical-lookup
- package-manager/ubuntu
- vendor/ubuntu
- canonical/ubuntu ubuntu
- version/ubuntu ubuntu/24.04
- version/ubuntu ubuntu/22.04
- version/ubuntu ubuntu/20.04