NULL Pointer Dereference Affecting libssh-debugsource package, versions <0:0.10.6-1.amzn2023.0.3


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.22% (13th percentile)

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  • Snyk IDSNYK-AMZN2023-LIBSSHDEBUGSOURCE-13880669
  • published11 Nov 2025
  • disclosed24 Jul 2025

Introduced: 24 Jul 2025

CVE-2025-8114  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 libssh-debugsource to version 0:0.10.6-1.amzn2023.0.3 or higher.
This issue was patched in ALAS2023-2025-1264.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libssh-debugsource package and not the libssh-debugsource package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

A flaw was found in libssh, a library that implements the SSH protocol. When calculating the session ID during the key exchange (KEX) process, an allocation failure in cryptographic functions may lead to a NULL pointer dereference. This issue can cause the client or server to crash.

CVSS Base Scores

version 3.1