CVE-2020-26242
unknown
CVSS v3
—
CVSS v4 NEW
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VIR risk
—
Description
Denial of service in github.com/holiman/uint256
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/ethereum/go-ethereum | >=1.9.16,<1.9.18 | 1.9.18 |
| Go | github.com/holiman/uint256 | >=0.1.0,<1.1.1 | 1.1.1 |
References
- https://github.com/ethereum/go-ethereum/security/advisories/GHSA-jm5c-rv3w-w83m
- https://nvd.nist.gov/vuln/detail/CVE-2020-26242
- https://github.com/holiman/uint256/pull/80
- https://github.com/ethereum/go-ethereum/commit/7163a6664ee664df81b9028ab3ba13b9d65a7196
- https://github.com/holiman/uint256/commit/6785da6e3eea403260a5760029e722aa4ff1716d
- https://blog.ethereum.org/2020/11/12/geth_security_release
- https://github.com/ethereum/go-ethereum
- https://pkg.go.dev/vuln/GO-2021-0103
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.