Vulnerability · Published Oct 29, 2025 · Assigned by Go

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

High 7.5

In plain English

A high-severity security flaw in crypto/x509 from Go standard library. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 32% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.4%top 67.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.22go1.24.8-r0ALPINE-CVE-2025-58188
Alpine:v3.23go1.25.2-r0ALPINE-CVE-2025-58188
Alpine:v3.24go1.25.2-r0ALPINE-CVE-2025-58188
Debian:12golang-1.19no fix listedDEBIAN-CVE-2025-58188
Debian:13golang-1.24no fix listedDEBIAN-CVE-2025-58188
Gostdlib1.24.8, 1.25.2GO-2025-4013
Ubuntu:22.04:LTSgolang-1.17no fix listedUBUNTU-CVE-2025-58188
Ubuntu:22.04:LTSgolang-1.18no fix listedUBUNTU-CVE-2025-58188
Ubuntu:22.04:LTSgolang-1.20no fix listedUBUNTU-CVE-2025-58188
Ubuntu:22.04:LTSgolang-1.21no fix listedUBUNTU-CVE-2025-58188
Ubuntu:24.04:LTSgolang-1.21no fix listedUBUNTU-CVE-2025-58188
Ubuntu:22.04:LTSgolang-1.22no fix listedUBUNTU-CVE-2025-58188
Ubuntu:24.04:LTSgolang-1.22no fix listedUBUNTU-CVE-2025-58188
Ubuntu:22.04:LTSgolang-1.23no fix listedUBUNTU-CVE-2025-58188
Ubuntu:24.04:LTSgolang-1.23no fix listedUBUNTU-CVE-2025-58188
Ubuntu:25.10golang-1.23no fix listedUBUNTU-CVE-2025-58188
Ubuntu:26.04:LTSgolang-1.23no fix listedUBUNTU-CVE-2025-58188
Ubuntu:22.04:LTSgolang-1.24no fix listedUBUNTU-CVE-2025-58188
Ubuntu:24.04:LTSgolang-1.24no fix listedUBUNTU-CVE-2025-58188
Ubuntu:25.10golang-1.24no fix listedUBUNTU-CVE-2025-58188
Ubuntu:26.04:LTSgolang-1.24no fix listedUBUNTU-CVE-2025-58188
Ubuntu:22.04:LTSgolang-1.25no fix listedUBUNTU-CVE-2025-58188
Ubuntu:24.04:LTSgolang-1.25no fix listedUBUNTU-CVE-2025-58188
Ubuntu:25.10golang-1.25no fix listedUBUNTU-CVE-2025-58188
Ubuntu:26.04:LTSgolang-1.25no fix listedUBUNTU-CVE-2025-58188

Affected products (as reported)

VendorProductVersions
Go standard library crypto/x509 0 – before 1.24.81.25.0 – before 1.25.2

References