GO-2022-0587

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Source

https://pkg.go.dev/vuln/GO-2022-0587

Import Source

https://vuln.go.dev/ID/GO-2022-0587.json

JSON Data

https://api.osv.dev/v1/vulns/GO-2022-0587

Aliases

Published

2022-05-20T00:00:26Z

Modified

2024-05-20T16:03:47Z

Summary

Out of bounds memory access in github.com/open-policy-agent/opa

Details

An issue in ast.Parser in Open Policy Agent causes the application to incorrectly interpret expressions, allowing a Denial of Service (DoS) via triggering out-of-range memory access.

Database specific

{
    "review_status": "REVIEWED",
    "url": "https://pkg.go.dev/vuln/GO-2022-0587"
}

References

Credits

- Norbert Szetei of Doyensec

Affected packages

Go / github.com/open-policy-agent/opa

Package

Name: github.com/open-policy-agent/opa; View open source insights on deps.dev
Purl: pkg:golang/github.com/open-policy-agent/opa

Affected ranges

Type: SEMVER
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0.40.0

Ecosystem specific

{
    "imports": [
        {
            "path": "github.com/open-policy-agent/opa/ast",
            "symbols": [
                "CompileModules",
                "CompileModulesWithOpt",
                "MustCompileModules",
                "MustCompileModulesWithOpts",
                "MustParseBody",
                "MustParseBodyWithOpts",
                "MustParseExpr",
                "MustParseImports",
                "MustParseModule",
                "MustParseModuleWithOpts",
                "MustParsePackage",
                "MustParseRef",
                "MustParseRule",
                "MustParseStatement",
                "MustParseStatements",
                "MustParseTerm",
                "ParseBody",
                "ParseBodyWithOpts",
                "ParseExpr",
                "ParseImports",
                "ParseModule",
                "ParseModuleWithOpts",
                "ParsePackage",
                "ParseRef",
                "ParseRule",
                "ParseStatement",
                "ParseStatements",
                "ParseStatementsWithOpts",
                "ParseTerm",
                "Parser.Parse",
                "Parser.parseEvery",
                "Parser.parseSome",
                "metadataParser.Parse"
            ]
        }
    ]
}