PT-2025-43695 · Unknown · Bitcoin Core

CVE-2025-46597

·

Published

2025-10-24

·

Updated

2026-03-22

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Bitcoin Core (affected versions not specified)
Description The software contains an issue that requires the victim to run it on an old 32-bit system and to have configured a large, non-standard mempool. An attacker must then craft an invalid 1 GB block to potentially exploit the issue. The issue is considered to have low severity.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Integer Overflow

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2025-46597

Affected Products

Bitcoin Core