| id: GO-2022-0515 |
| modules: |
| - module: std |
| versions: |
| - fixed: 1.17.12 |
| - introduced: 1.18.0-0 |
| - fixed: 1.18.4 |
| vulnerable_at: 1.18.3 |
| packages: |
| - package: go/parser |
| symbols: |
| - ParseFile |
| - ParseExprFrom |
| - parser.tryIdentOrType |
| - parser.parsePrimaryExpr |
| - parser.parseUnaryExpr |
| - parser.parseBinaryExpr |
| - parser.parseIfStmt |
| - parser.parseStmt |
| - resolver.openScope |
| - resolver.closeScope |
| summary: Stack exhaustion due to deeply nested types in go/parser |
| description: |- |
| Calling any of the Parse functions on Go source code which contains deeply |
| nested types or declarations can cause a panic due to stack exhaustion. |
| published: 2022-07-20T17:01:45Z |
| credits: |
| - Juho Nurminen of Mattermost |
| references: |
| - fix: https://go.dev/cl/417063 |
| - fix: https://go.googlesource.com/go/+/695be961d57508da5a82217f7415200a11845879 |
| - report: https://go.dev/issue/53616 |
| - web: https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE |
| cve_metadata: |
| id: CVE-2022-1962 |
| cwe: 'CWE-674: Uncontrolled Recursion' |
| description: |- |
| Uncontrolled recursion in the Parse functions in go/parser before Go 1.17.12 and |
| Go 1.18.4 allow an attacker to cause a panic due to stack exhaustion via deeply |
| nested types or declarations. |
| review_status: REVIEWED |
