CVE-2025-4878

Low

Open

TLP:CLEAR

Libssh: use of uninitialized variable in privatekey_from_file()

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Description

A vulnerability was found in libssh, where an uninitialized variable exists under certain conditions in the privatekey_from_file() function. This flaw can be triggered if the file specified by the filename doesn't exist and may lead to possible signing failures or heap corruption.

Details

CVSS Score: 3.6
CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Confidence: 90%
Published: Jul 22, 2025
Last Modified: Aug 21, 2026

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