| modules: |
| - module: github.com/ethereum/go-ethereum |
| versions: |
| - introduced: 1.9.4 |
| - fixed: 1.9.20 |
| packages: |
| - package: github.com/ethereum/go-ethereum/core |
| symbols: |
| - StateDB.createObject |
| description: | |
| Due to an incorrect state calculation, a specific set of |
| transactions could cause a consensus disagreement, |
| causing users of this package to reject a canonical chain. |
| published: 2021-07-28T18:08:05Z |
| cves: |
| - CVE-2020-26265 |
| ghsas: |
| - GHSA-xw37-57qp-9mm4 |
| credit: John Youngseok Yang (Software Platform Lab) |
| references: |
| - fix: https://github.com/ethereum/go-ethereum/pull/21080 |
| - fix: https://github.com/ethereum/go-ethereum/commit/87c0ba92136a75db0ab2aba1046d4a9860375d6a |
