What’s Vulnerable › Vulnerabilities

CVE-2025-58188: Panic when validating certificates with DSA public keys in crypto/x509

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-29 · updated 2026-10-08
• Weakness: CWE-295

Description

Validating certificate chains which contain DSA public keys can cause programs to panic, due to a interface cast that assumes they implement the Equal method. This affects programs which validate arbitrary certificate chains.

Affected products

• Go: before 1.24.8; from 1.25.0 before 1.25.2 — fixed in 1.24.8, 1.25.2

How to fix

Upgrade to a fixed version: Go 1.24.8, 1.25.2. Check the vendor advisory for mitigations.

References

• https://go.dev/cl/709853
• https://go.dev/issue/75675
• https://groups.google.com/g/golang-announce/c/4Emdl2iQ_bI
• https://pkg.go.dev/vuln/GO-2025-4013
• http://www.openwall.com/lists/oss-security/2025/10/08/1

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