Bug 2526592

Summary: CVE-2026-38974 python-dulwich: Dulwich: Missing SSH host key verification allows potential impersonation [epel-all]
Product: [Fedora] Fedora EPEL Reporter: Jon Weiser <jweiser>
Component: python-dulwichAssignee: Joel Capitao <jcapitao>
Status: NEW --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: epel10CC: gwync, jcapitao, mail
Target Milestone: ---Keywords: Security, SecurityTracking
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Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["906e1267-bbe1-4228-b051-a27662e66887"]}
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On:    
Bug Blocks: 2501226    

Description Jon Weiser 2026-08-31 22:23:13 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.

Dulwich through 1.1.0 was found to be missing SSH host key verification in contrib/paramiko_vendor.py.