CVE-2024-52922

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-11-18 · updated 2026-06-17

Description

In Bitcoin Core before 25.1, an attacker can cause a node to not download the latest block, because there can be minutes of delay when an announcing peer stalls instead of complying with the peer-to-peer protocol specification.

Affected products

Bitcoin Core: before 25.1 — fixed in 25.1

How to fix

Upgrade to a fixed version: Bitcoin Core 25.1. Check the vendor advisory for mitigations.

References

https://bitcoincore.org/en/2024/11/05/cb-stall-hindering-propagation/
https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures

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