{"id":"MGASA-2021-0020","summary":"Updated tomcat packages fix security vulnerability","details":"While investigating Apache issue 64830 it was discovered that Apache Tomcat\ncould re-use an HTTP request header value from the previous stream received on\nan HTTP/2 connection for the request associated with the subsequent stream.\nWhile this would most likely lead to an error and the closure of the HTTP/2\nconnection, it is possible that information could leak between requests\n(CVE-2020-17527).\n\nThe tomcat package has been updated to version 9.0.39, and patched to fix\nthis issue.\n","modified":"2026-04-16T04:43:15.667890311Z","published":"2021-01-10T19:46:12Z","upstream":["CVE-2020-17527"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2021-0020.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=27739"},{"type":"WEB","url":"http://tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.40"}],"affected":[{"package":{"name":"tomcat","ecosystem":"Mageia:7","purl":"pkg:rpm/mageia/tomcat?arch=source&distro=mageia-7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.39-1.mga7"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2021-0020.json"}}],"schema_version":"1.7.5","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}