MEDIUM 6.8 Microsoft
CVE-2025-32464
HAProxy 2.2 through 3.1.6, in certain uncommon configurations, has a sample_conv_regsub heap-based buffer overflow because of mishandling of the replacement of multiple short patterns with a longer one.
Microsoft Security Update 2025-Apr: HAProxy 2.2 through 3.1.6, in certain uncommon configurations, has a sample_conv_regsub heap-based buffer overflow because of mishandling of the replacement of multiple short patterns with a longer one.
Affected Products
- azl3 haproxy 2.9.11-3 on Azure Linux 3.0
- cbl2 haproxy 2.4.24-1 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-32464
- https://nvd.nist.gov/vuln/detail/CVE-2025-32464
This medium severity vulnerability with a CVSS score of 6.8 was published on 2025-04-08 via Microsoft. Affected: azl3 haproxy 2.9.11-3 on Azure Linux 3.0, cbl2 haproxy 2.4.24-1 on CBL Mariner 2.0.
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