Integer Overflow or Wraparound Affecting github.com/filecoin-project/go-f3/gpbft package, versions <0.8.6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-GOLANG-GITHUBCOMFILECOINPROJECTGOF3GPBFT-13167914
- published1 Oct 2025
- disclosed29 Sept 2025
- credit0xNirix
Introduced: 29 Sep 2025
NewCVE-2025-59942 (opens in a new tab)How to fix?
Upgrade github.com/filecoin-project/go-f3/gpbft to version 0.8.6 or higher.
Overview
Affected versions of this package are vulnerable to Integer Overflow or Wraparound when it validates a "poison" message. An attacker can cause a node to crash by sending specially crafted messages that trigger an integer overflow, resulting in a panic.