Bug 2493081

Summary: CVE-2026-39832 cri-o1.34: golang.org/x/crypto/ssh/agent: Security bypass due to improper handling of key restrictions [fedora-all]
Product: [Fedora] Fedora Reporter: Isaiah Johnson <isjohnso>
Component: cri-o1.34Assignee: Brad Smith <bradley.g.smith>
Status: CLOSED NOTABUG QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: rawhideCC: bradley.g.smith, go-sig
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["83248da6-3a0a-4e52-9c76-856ee3f04775"]}
Fixed In Version: Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-07-07 20:01:13 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2480685    

Description Isaiah Johnson 2026-06-25 18:25:33 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Comment 1 Brad Smith 2026-07-07 20:01:13 UTC 
    {
      "vulnerability": {
        "@id": "https://pkg.go.dev/vuln/GO-2026-5006",
        "name": "GO-2026-5006",
        "description": "Invoking agent constraints dropped when forwarding keys in golang.or
g/x/crypto/ssh/agent",
        "aliases": [
          "CVE-2026-39832"
        ]
      },
      "products": [
        {
          "@id": "Unknown Product",
          "subcomponents": [
            {
              "@id": "pkg:golang/golang.org%2Fx%2Fcrypto.0"
            }
          ]
        }
      ],
      "status": "not_affected",
      "justification": "vulnerable_code_not_in_execute_path",
      "impact_statement": "Govulncheck determined that the vulnerable code isn't called"
    },