Bug 2426409 (CVE-2025-15079) - CVE-2025-15079 curl: Host verification bypass during SSH transfers
Summary: CVE-2025-15079 curl: Host verification bypass during SSH transfers
Keywords:
Status: NEW
Alias: CVE-2025-15079
Deadline: 2026-01-07
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-31 04:09 UTC by OSIDB Bzimport
Modified: 2026-04-08 08:41 UTC (History)
25 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description OSIDB Bzimport 2025-12-31 04:09:20 UTC 
When doing SSH-based transfers using either SCP or SFTP, and setting the
knownhosts file, libcurl could still mistakenly accept connecting to hosts
*not present* in the specified file if they were added as recognized in the
libssh *global* knownhosts file.
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