{"id":"USN-8384-1","summary":"apache2 vulnerability","details":"It was discovered that Apache HTTP Server incorrectly handled certain\ncookie headers in the HTTP/2 implementation. A remote attacker could\npossibly use this issue to cause Apache HTTP Server to consume excessive\nresources, resulting in a denial of service.","modified":"2026-06-11T10:45:09.218713402Z","published":"2026-06-04T12:29:41Z","related":["UBUNTU-CVE-2026-49975"],"upstream":["UBUNTU-CVE-2026-49975"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8384-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-49975"}],"affected":[{"package":{"name":"apache2","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/apache2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.52-1ubuntu4.21"}]}],"versions":["2.4.48-3.1ubuntu3","2.4.48-3.1ubuntu4","2.4.51-2ubuntu1","2.4.52-1ubuntu1","2.4.52-1ubuntu2","2.4.52-1ubuntu4","2.4.52-1ubuntu4.1","2.4.52-1ubuntu4.2","2.4.52-1ubuntu4.3","2.4.52-1ubuntu4.4","2.4.52-1ubuntu4.5","2.4.52-1ubuntu4.6","2.4.52-1ubuntu4.7","2.4.52-1ubuntu4.8","2.4.52-1ubuntu4.9","2.4.52-1ubuntu4.10","2.4.52-1ubuntu4.11","2.4.52-1ubuntu4.12","2.4.52-1ubuntu4.13","2.4.52-1ubuntu4.14","2.4.52-1ubuntu4.15","2.4.52-1ubuntu4.16","2.4.52-1ubuntu4.18","2.4.52-1ubuntu4.19","2.4.52-1ubuntu4.20"],"ecosystem_specific":{"availability":"No 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