{"id":"CVE-2025-31650","details":"Improper Input Validation vulnerability in Apache Tomcat. Incorrect error handling for some invalid HTTP priority headers resulted in incomplete clean-up of the failed request which created a memory leak. A large number of such requests could trigger an OutOfMemoryException resulting in a denial of service.\n\nThis issue affects Apache Tomcat: from 9.0.76 through 9.0.102, from 10.1.10 through 10.1.39, from 11.0.0-M2 through 11.0.5.\nThe following versions were EOL at the time the CVE was created but are \nknown to be affected: 8.5.90 though 8.5.100.\n\n\nUsers are recommended to upgrade to version 9.0.104, 10.1.40 or 11.0.6 which fix the issue.","aliases":["BIT-tomcat-2025-31650","GHSA-3p2h-wqq4-wf4h"],"modified":"2026-04-10T05:25:02.373526Z","published":"2025-04-28T20:15:20.653Z","related":["ALSA-2025:11332","ALSA-2025:11333","ALSA-2025:11335","CGA-cjqx-3w5v-62ch","MGASA-2025-0145","SUSE-SU-2025:01521-1","SUSE-SU-2025:01537-1","SUSE-SU-2025:1521-1","SUSE-SU-2025:1537-1","openSUSE-SU-2025:15048-1","openSUSE-SU-2025:15049-1"],"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/07/msg00009.html"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/j6zzk0y3yym9pzfzkq5vcyxzz0yzh826"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2025/04/28/2"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/tomcat","events":[{"introduced":"ff0629ca2bd82d6bff5245c02b42d932149df34d"},{"fixed":"f8cfae0a0d1c8dc592099a1430cd08e352430823"},{"introduced":"744f57269b2dda2dfcd252fff7f04744a7fcd5b8"},{"fixed":"1ee4bc9109d48cd062d1bc1a4c002358e03455e9"},{"introduced":"6c56147c3966fde5ae34aab2b253593e8700a28c"},{"fixed":"872451298e20bb77ea95c499e6866b1e32b337e0"},{"introduced":"0"},{"last_affected":"06d0e42e6cd70aae860f164c27d16bdfdfcdc496"},{"introduced":"0"},{"last_affected":"ae109f6248e00a1952f706d6941ff930ad4466e1"},{"introduced":"0"},{"last_affected":"5a67c7c58d8caf24969093e6423b7f0b43df2f6a"},{"introduced":"0"},{"last_affected":"de45b3f200602b98cde70debe7f656bef0bb5fa2"},{"introduced":"0"},{"last_affected":"9108a1f6776f7211f5cd27e80b7b5a6e98116b01"},{"introduced":"0"},{"last_affected":"a22029c7147b83e4fbced16add744903245d1147"},{"introduced":"0"},{"last_affected":"ca6ea22e9b6c47df1db85e9af80f80431c3ea19e"},{"introduced":"0"},{"last_affected":"110bc36637569f7e9d191d21ac8600a8667cfc94"},{"introduced":"0"},{"last_affected":"eee0dbb29048a60ee2c85ebcb9abb1750046c0bf"},{"introduced":"0"},{"last_affected":"19e301275f23056e3c46ab296c87cf6e16fbe68f"},{"introduced":"0"},{"last_affected":"4b03c23ad60e678c1d1a85df815fb6cd8d14ca67"},{"introduced":"0"},{"last_affected":"c400bf727cbc10198d3f52c29849d18660050b0c"},{"introduced":"0"},{"last_affected":"2acc5c10a303d6ae7a28c2959432aef98ae29016"},{"introduced":"0"},{"last_affected":"6c03e2dc6390ccb3dbe714889706fcad2f08f4c5"},{"introduced":"0"},{"last_affected":"2bf2c6a691ad9f2cf68363123419909cebbb308a"},{"introduced":"0"},{"last_affected":"5301df36454fcf22081108e25199f29904cadc79"},{"introduced":"0"},{"last_affected":"fafe3dc7a63c12fbb45aa076c90d6a9e7f77e5c8"},{"introduced":"0"},{"last_affected":"8afe2647d7801172cc304f4a47d8aad9646d2985"},{"introduced":"0"},{"last_affected":"3b6de549bdf4f6486c39daa0ae8e4d4b7475b1f6"},{"introduced":"0"},{"last_affected":"06977fbea3c82c3d29e544203983dd3b49a632f1"},{"introduced":"0"},{"last_affected":"9ce010463a93138d596c54c67b11cdb35fc8244a"},{"introduced":"0"},{"last_affected":"eb9d5f0b70a1b84fa18af30eaf358cfa9e4b87ae"},{"introduced":"0"},{"last_affected":"434400d882a20e12ea03855f4bd93451bd3362c6"},{"introduced":"0"},{"last_affected":"de714a23642a4d0baef342db6762a7f7a550d82c"}],"database_specific":{"versions":[{"introduced":"9.0.76"},{"fixed":"9.0.104"},{"introduced":"10.1.10"},{"fixed":"10.1.40"},{"introduced":"11.0.1"},{"fixed":"11.0.6"},{"introduced":"0"},{"last_affected":"11.0.0-milestone10"},{"introduced":"0"},{"last_affected":"11.0.0-milestone11"},{"introduced":"0"},{"last_affected":"11.0.0-milestone12"},{"introduced":"0"},{"last_affected":"11.0.0-milestone13"},{"introduced":"0"},{"last_affected":"11.0.0-milestone14"},{"introduced":"0"},{"last_affected":"11.0.0-milestone15"},{"introduced":"0"},{"last_affected":"11.0.0-milestone16"},{"introduced":"0"},{"last_affected":"11.0.0-milestone17"},{"introduced":"0"},{"last_affected":"11.0.0-milestone18"},{"introduced":"0"},{"last_affected":"11.0.0-milestone19"},{"introduced":"0"},{"last_affected":"11.0.0-milestone2"},{"introduced":"0"},{"last_affected":"11.0.0-milestone20"},{"introduced":"0"},{"last_affected":"11.0.0-milestone21"},{"introduced":"0"},{"last_affected":"11.0.0-milestone22"},{"introduced":"0"},{"last_affected":"11.0.0-milestone23"},{"introduced":"0"},{"last_affected":"11.0.0-milestone24"},{"introduced":"0"},{"last_affected":"11.0.0-milestone25"},{"introduced":"0"},{"last_affected":"11.0.0-milestone3"},{"introduced":"0"},{"last_affected":"11.0.0-milestone4"},{"introduced":"0"},{"last_affected":"11.0.0-milestone5"},{"introduced":"0"},{"last_affected":"11.0.0-milestone6"},{"introduced":"0"},{"last_affected":"11.0.0-milestone7"},{"introduced":"0"},{"last_affected":"11.0.0-milestone8"},{"introduced":"0"},{"last_affected":"11.0.0-milestone9"}]}}],"versions":["11.0.0-M10","11.0.0-M11","11.0.0-M12","11.0.0-M13","11.0.0-M14","11.0.0-M15","11.0.0-M16","11.0.0-M17","11.0.0-M18","11.0.0-M19","11.0.0-M2","11.0.0-M20","11.0.0-M21","11.0.0-M22","11.0.0-M23","11.0.0-M24","11.0.0-M25","11.0.0-M3","11.0.0-M4","11.0.0-M5","11.0.0-M6","11.0.0-M7","11.0.0-M8","11.0.0-M9"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-31650.jso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