CVE-2026-46598 Details
Description
For certain crafted inputs, a 'ed25519.PrivateKey' was created by casting malformed wire bytes, leading to a panic when used.
A vulnerability exists in the Go programming language's SSH agent implementation, specifically in the 'golang.org/x/crypto/ssh/agent' package, prior to version 0.52.0. This vulnerability arises from the creation of an 'ed25519.PrivateKey' by improperly casting malformed wire bytes. When this malformed key is used, it causes a panic, disrupting the application's normal operation.
Users can update to Go version v0.52.0 or later, where this vulnerability has been addressed.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 22, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://go.dev/cl/781360 | [email protected] | Issue Tracking |
| https://go.dev/issue/79596 | [email protected] | Issue Tracking |
| https://groups.google.com/g/golang-announce/c/a082jnz-LvI | [email protected] | Mailing List |
| https://pkg.go.dev/vuln/GO-2026-5033 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-129 | Improper Validation of Array Index | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| golang crypto | < 0.52.0 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 28, 2026 | Initial Analysis | [email protected] |
| May 22, 2026 | CVE Modified | CISA-ADP |
| May 22, 2026 | New CVE Received | [email protected] |