HIGH 8.6 Microsoft
CVE-2025-40778
Cache poisoning attacks with unsolicited RRs
Microsoft Security Update 2025-Oct: Cache poisoning attacks with unsolicited RRs
Affected Products
- azl3 bind 9.20.15-1 on Azure Linux 3.0
- cbl2 bind 9.16.50-2 on CBL Mariner 2.0
- azl3 bind 9.20.11-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40778
- https://nvd.nist.gov/vuln/detail/CVE-2025-40778
This high severity vulnerability with a CVSS score of 8.6 was published on 2025-10-14 via Microsoft. Affected: azl3 bind 9.20.15-1 on Azure Linux 3.0, cbl2 bind 9.16.50-2 on CBL Mariner 2.0, azl3 bind 9.20.11-1 on Azure Linux 3.0.
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