USN-7370-1: SmartDNS vulnerabilities
First published: Tue Mar 25 2025(Updated: )
It was discovered that SmartDNS did not correctly align certain objects in memory, leading to undefined behaviour. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 22.04 LTS. (CVE-2024-24198, CVE-2024-24199) It was discovered that SmartDNS did not correctly handle certain inputs, which could lead to an integer overflow. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 24.04 LTS and Ubuntu 24.10. (CVE-2024-42643)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/smartdns | <46+dfsg-1ubuntu0.1 | 46+dfsg-1ubuntu0.1 |
| Ubuntu | =24.10 | |
| All of | ||
| ubuntu/smartdns | <45+dfsg-1ubuntu0.1~esm1 | 45+dfsg-1ubuntu0.1~esm1 |
| Ubuntu | =24.04 | |
| All of | ||
| ubuntu/smartdns | <35+dfsg-1ubuntu0.1~esm1 | 35+dfsg-1ubuntu0.1~esm1 |
| Ubuntu | =22.04 |
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Reference Links
Child vulnerabilities
(Contains the following vulnerabilities)
Frequently Asked Questions
What is the severity of USN-7370-1?
The severity of USN-7370-1 is high due to the potential for denial of service and arbitrary code execution.
How do I fix USN-7370-1?
To fix USN-7370-1, upgrade the SmartDNS package to the latest version provided for your Ubuntu release.
Which versions of Ubuntu are affected by USN-7370-1?
USN-7370-1 affects Ubuntu 22.04 LTS, 24.04, and 24.10.
What is the nature of the vulnerability described in USN-7370-1?
The vulnerability in USN-7370-1 is due to improper memory alignment in SmartDNS, leading to undefined behavior.
What type of attacks could exploit USN-7370-1?
An attacker could exploit USN-7370-1 to cause a denial of service or execute arbitrary code on the affected systems.
- agent/event
- agent/references
- agent/weakness
- agent/title
- agent/last-modified-date
- agent/source
- agent/softwarecombine
- agent/type
- agent/description
- agent/first-publish-date
- agent/tags
- collector/usn
- source/Ubuntu
- agent/software-canonical-lookup
- package-manager/ubuntu
- vendor/ubuntu
- canonical/ubuntu
- version/ubuntu/24.10
- version/ubuntu/24.04
- version/ubuntu/22.04