Packages
- unbound - validating, recursive, caching DNS resolver
Details
Yuxiao Wu, Yunyi Zhang, Baojun Liu, and Haixin Duan discovered that Unbound
incorrectly handled certain promiscuous NS RRSets. A remote attacker could
possibly use this issue to perform a domain hijack attack.
Yuxiao Wu, Yunyi Zhang, Baojun Liu, and Haixin Duan discovered that Unbound
incorrectly handled certain promiscuous NS RRSets. A remote attacker could
possibly use this issue to perform a domain hijack attack.
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 | ||
|---|---|---|---|
| 25.10 questing | libunbound8 – 1.22.0-2ubuntu2.1 | ||
| unbound – 1.22.0-2ubuntu2.1 | |||
| 25.04 plucky | libunbound8 – 1.22.0-1ubuntu1.2 | ||
| unbound – 1.22.0-1ubuntu1.2 | |||
| 24.04 LTS noble | libunbound8 – 1.19.2-1ubuntu3.6 | ||
| unbound – 1.19.2-1ubuntu3.6 | |||
| 22.04 LTS jammy | libunbound8 – 1.13.1-1ubuntu5.13 | ||
| unbound – 1.13.1-1ubuntu5.13 | |||
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