| packages: |
| - module: github.com/ethereum/go-ethereum |
| package: github.com/ethereum/go-ethereum/les |
| symbols: |
| - serverHandler.handleMsg |
| derived_symbols: |
| - PrivateLightServerAPI.Benchmark |
| versions: |
| - fixed: 1.9.25 |
| description: | |
| Due to a nil pointer dereference, a malicously crafted RPC message |
| can cause a panic. If handling RPC messages from untrusted clients, |
| this may be used as a denial of service vector. |
| published: 2021-04-14T20:04:52Z |
| cves: |
| - CVE-2020-26264 |
| ghsas: |
| - GHSA-r33q-22hv-j29q |
| credit: '@zsfelfoldi' |
| links: |
| pr: https://github.com/ethereum/go-ethereum/pull/21896 |
| commit: https://github.com/ethereum/go-ethereum/commit/bddd103a9f0af27ef533f04e06ea429cf76b6d46 |
