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Vulnerability DatabaseCVE-2025-8114
CVE-2025-8114:
Linux Debian vulnerability analysis and mitigation
Overview
A vulnerability (CVE-2025-8114) was discovered in libssh, a library that implements the SSH protocol. The flaw was identified and published on July 24, 2025. The vulnerability affects libssh versions up to and including 0.11.2, impacting both SSH clients and servers that utilize this library (NVD CVE, Red Hat Bugzilla).
Technical details
The vulnerability is classified as a NULL Pointer Dereference (CWE-476) that occurs during the key exchange (KEX) process when calculating the session ID. The issue stems from improper handling of allocation failures in cryptographic functions. The vulnerability has been assigned a CVSS v3.1 base score of 4.7 (Medium) with the vector string CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H, indicating local access, high attack complexity, low privileges required, and no user interaction needed (NVD CVE).
Impact
When exploited, this vulnerability can cause the affected client or server to crash due to the NULL pointer dereference, potentially disrupting services that rely on libssh for secure communication (Red Hat Bugzilla).
Additional resources
Source: This report was generated using AI
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