MEDIUM 5.9 Microsoft
CVE-2025-12818
PostgreSQL libpq undersizes allocations, via integer wraparound
Microsoft Security Update 2025-Nov: PostgreSQL libpq undersizes allocations, via integer wraparound
Affected Products
- azl3 rust 1.90.0-3 on Azure Linux 3.0
- azl3 postgresql 16.10-1 on Azure Linux 3.0
- cbl2 postgresql 14.19-1 on CBL Mariner 2.0
- azl3 rust 1.75.0-22 on Azure Linux 3.0
- azl3 rust 1.90.0-1 on Azure Linux 3.0
- azl3 rust 1.90.0-4 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-12818
- https://nvd.nist.gov/vuln/detail/CVE-2025-12818
This medium severity vulnerability with a CVSS score of 5.9 was published on 2025-11-11 via Microsoft. Affected: azl3 rust 1.90.0-3 on Azure Linux 3.0, azl3 postgresql 16.10-1 on Azure Linux 3.0, cbl2 postgresql 14.19-1 on CBL Mariner 2.0 and 3 more.
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