High severity7.5NVD Advisory· Published Sep 6, 2023· Updated Jun 17, 2026
CVE-2023-40591
CVE-2023-40591
Description
go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node, can be made to consume unbounded amounts of memory when handling specially crafted p2p messages sent from an attacker node. The fix is included in geth version 1.12.1-stable, i.e, 1.12.2-unstable and onwards. Users are advised to upgrade. There are no known workarounds for this vulnerability.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/ethereum/go-ethereumGo | < 1.12.1-stable | 1.12.1-stable |
Affected products
3cpe:2.3:a:ethereum:go_ethereum:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:ethereum:go_ethereum:*:*:*:*:*:*:*:*range: >=1.10.0,<1.12.1
- (no CPE)range: < 1.12.1-stable
Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-ppjg-v974-84cmghsaADVISORY
- github.com/ethereum/go-ethereum/security/advisories/GHSA-ppjg-v974-84cmnvdThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2023-40591ghsaADVISORY
- geth.ethereum.org/docs/developers/geth-developer/disclosuresnvdProductWEB
- github.com/ethereum/go-ethereum/releases/tag/v1.12.1nvdRelease NotesWEB
News mentions
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