{"id":"USN-6754-2","summary":"nghttp2 vulnerability","details":"USN-6754-1 fixed vulnerabilities in nghttp2. This update provides the\ncorresponding update for Ubuntu 24.04 LTS.\n\nOriginal advisory details:\n\n It was discovered that nghttp2 incorrectly handled the HTTP/2\n implementation. A remote attacker could possibly use this issue to cause\n nghttp2 to consume resources, leading to a denial of service. This issue\n only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-9511,\n CVE-2019-9513)\n \n It was discovered that nghttp2 incorrectly handled request cancellation. A\n remote attacker could possibly use this issue to cause nghttp2 to consume\n resources, leading to a denial of service. This issue only affected Ubuntu\n 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2023-44487)\n \n It was discovered that nghttp2 could be made to process an unlimited number\n of HTTP/2 CONTINUATION frames. A remote attacker could possibly use this\n issue to cause nghttp2 to consume resources, leading to a denial of\n service. (CVE-2024-28182)\n","modified":"2026-04-22T11:18:01.844740Z","published":"2024-05-07T14:44:21Z","related":["UBUNTU-CVE-2024-28182"],"upstream":["CVE-2024-28182","UBUNTU-CVE-2024-28182"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6754-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-28182"}],"affected":[{"package":{"name":"nghttp2","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/nghttp2@1.59.0-1ubuntu0.1?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.59.0-1ubuntu0.1"}]}],"versions":["1.55.1-1","1.57.0-1","1.58.0-1","1.59.0-1","1.59.0-1build1","1.59.0-1build2","1.59.0-1build4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libnghttp2-14","binary_version":"1.59.0-1ubuntu0.1"},{"binary_name":"nghttp2","binary_version":"1.59.0-1ubuntu0.1"},{"binary_name":"nghttp2-client","binary_version":"1.59.0-1ubuntu0.1"},{"binary_name":"nghttp2-proxy","binary_version":"1.59.0-1ubuntu0.1"},{"binary_name":"nghttp2-server","binary_version":"1.59.0-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6754-2.json","cves_map":{"cves":[{"id":"CVE-2024-28182","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:24.04:LTS"}}}],"schema_version":"1.7.5"}