{"id":"GHSA-2457-2263-mm9f","summary":"Memory leak in micronaut-core","details":"### Impact\n\nSending an invalid Content Type header leads to memory leak in `DefaultArgumentConversionContext` as this type is erroneously used in static state.\n\n### Patches\n\nThe problem is patched in Micronaut 3.2.7 and above.\n\n### Workarounds\n\nThe default content type binder can be replaced in an existing Micronaut application to mitigate the issue:\n\n```java\npackage example;\n\nimport java.util.List;\nimport io.micronaut.context.annotation.Replaces;\nimport io.micronaut.core.convert.ConversionService;\nimport io.micronaut.http.MediaType;\nimport io.micronaut.http.bind.DefaultRequestBinderRegistry;\nimport io.micronaut.http.bind.binders.RequestArgumentBinder;\nimport jakarta.inject.Singleton;\n\n@Singleton\n@Replaces(DefaultRequestBinderRegistry.class)\nclass FixedRequestBinderRegistry extends DefaultRequestBinderRegistry {\n\n    public FixedRequestBinderRegistry(ConversionService conversionService,\n                                      List\u003cRequestArgumentBinder\u003e binders) {\n        super(conversionService, binders);\n    }\n\n    @Override\n    protected void registerDefaultConverters(ConversionService\u003c?\u003e conversionService) {\n        super.registerDefaultConverters(conversionService);\n        conversionService.addConverter(CharSequence.class, MediaType.class, charSequence -\u003e {\n            try {\n                return MediaType.of(charSequence);\n            } catch (IllegalArgumentException e) {\n                return null;\n            }\n        });\n    }\n}\n```\n\n### References\n\nCommit that introduced the vulnerability https://github.com/micronaut-projects/micronaut-core/commit/b8ec32c311689667c69ae7d9f9c3b3a8abc96fe3\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n* Open an issue in [Micronaut Core](https://github.com/micronaut-projects/micronaut-core/issues)\n* Email us at [info@micronaut.io](mailto:info@micronaut.io)\n","aliases":["CVE-2022-21700"],"modified":"2024-02-19T05:32:43.679586Z","published":"2022-01-21T23:19:36Z","database_specific":{"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2022-01-19T19:56:29Z","nvd_published_at":"2022-01-18T23:15:00Z","cwe_ids":["CWE-400"]},"references":[{"type":"WEB","url":"https://github.com/micronaut-projects/micronaut-core/security/advisories/GHSA-2457-2263-mm9f"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-21700"},{"type":"WEB","url":"https://github.com/micronaut-projects/micronaut-core/commit/b8ec32c311689667c69ae7d9f9c3b3a8abc96fe3"},{"type":"WEB","url":"https://github.com/micronaut-projects/micronaut-core"}],"affected":[{"package":{"name":"io.micronaut:micronaut-http","ecosystem":"Maven","purl":"pkg:maven/io.micronaut/micronaut-http"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.7"}]}],"versions":["1.0.0","1.0.0.RC3","1.0.1","1.0.2","1.0.3","1.0.4","1.0.5","1.1.0","1.1.0.M1","1.1.0.M2","1.1.0.RC1","1.1.0.RC2","1.1.1","1.1.2","1.1.3","1.1.4","1.2.0","1.2.0.RC1","1.2.0.RC2","1.2.1","1.2.10","1.2.11","1.2.2","1.2.3","1.2.4","1.2.5","1.2.6","1.2.7","1.2.8","1.2.9","1.3.0","1.3.0.M1","1.3.0.M2","1.3.0.RC1","1.3.1","1.3.2","1.3.3","1.3.4","1.3.5","1.3.6","1.3.7","2.0.0","2.0.0.M1","2.0.0.M2","2.0.0.M3","2.0.0.RC1","2.0.0.RC2","2.0.1","2.0.2","2.0.3","2.1.0","2.1.1","2.1.2","2.1.3","2.1.4","2.2.0","2.2.1","2.2.2","2.2.3","2.3.0","2.3.1","2.3.2","2.3.3","2.3.4","2.4.0","2.4.1","2.4.2","2.4.3","2.4.4","2.5.0","2.5.1","2.5.10","2.5.11","2.5.12","2.5.13","2.5.2","2.5.3","2.5.4","2.5.5","2.5.6","2.5.7","2.5.8","2.5.9","3.0.0","3.0.0-M1","3.0.0-M2","3.0.0-M3","3.0.0-M4","3.0.0-M5","3.0.0-RC1","3.0.1","3.0.2","3.0.3","3.1.0","3.1.1","3.1.2","3.1.3","3.1.4","3.2.0","3.2.1","3.2.2","3.2.3","3.2.4","3.2.5","3.2.6"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/01/GHSA-2457-2263-mm9f/GHSA-2457-2263-mm9f.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}