CVE-2024-56430

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

25/12/2024

Last modified:

27/08/2025

Description

OpenFHE through 1.2.3 has a NULL pointer dereference in BinFHEContext::EvalFloor in lib/binfhe-base-scheme.cpp.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS v3.1 Severity and Metrics:

Base Score: 2.90 LOW
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): Low

Base Score 3.x

2.90

Severity 3.x

LOW

References to Advisories, Solutions, and Tools

https://github.com/UnionTech-Software/openfhe-PoC
https://github.com/openfheorg/openfhe-development/blob/7b8346f4eac27121543e36c17237b919e03ec058/src/binfhe/lib/binfhe-base-scheme.cpp#L307-L308
https://github.com/openfheorg/openfhe-development/releases/tag/v1.2.3
http://www.openwall.com/lists/oss-security/2025/04/25/3