{"id":"USN-6754-1","summary":"nghttp2 vulnerabilities","details":"It was discovered that nghttp2 incorrectly handled the HTTP/2\nimplementation. A remote attacker could possibly use this issue to cause\nnghttp2 to consume resources, leading to a denial of service. This issue\nonly affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-9511,\nCVE-2019-9513)\n\nIt was discovered that nghttp2 incorrectly handled request cancellation. A\nremote attacker could possibly use this issue to cause nghttp2 to consume\nresources, leading to a denial of service. This issue only affected Ubuntu\n16.04 LTS and Ubuntu 18.04 LTS. (CVE-2023-44487)\n\nIt was discovered that nghttp2 could be made to process an unlimited number\nof HTTP/2 CONTINUATION frames. A remote attacker could possibly use this\nissue to cause nghttp2 to consume resources, leading to a denial of\nservice. (CVE-2024-28182)\n","modified":"2026-02-10T04:43:41Z","published":"2024-04-25T22:23:15Z","related":["UBUNTU-CVE-2019-9511","UBUNTU-CVE-2019-9513","UBUNTU-CVE-2023-44487","UBUNTU-CVE-2024-28182"],"upstream":["CVE-2019-9511","CVE-2019-9513","CVE-2023-44487","CVE-2024-28182","UBUNTU-CVE-2019-9511","UBUNTU-CVE-2019-9513","UBUNTU-CVE-2023-44487","UBUNTU-CVE-2024-28182"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6754-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-9511"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-9513"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-44487"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-28182"}],"affected":[{"package":{"name":"nghttp2","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/nghttp2@1.7.1-1ubuntu0.1~esm2?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.1-1ubuntu0.1~esm2"}]}],"versions":["0.6.7-1","1.3.4-2","1.4.0-1","1.4.0-2","1.5.0-2","1.6.0-1","1.7.0-1","1.7.1-1","1.7.1-1ubuntu0.1~esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"1.7.1-1ubuntu0.1~esm2","binary_name":"libnghttp2-14"},{"binary_version":"1.7.1-1ubuntu0.1~esm2","binary_name":"libnghttp2-dev"},{"binary_version":"1.7.1-1ubuntu0.1~esm2","binary_name":"nghttp2"},{"binary_version":"1.7.1-1ubuntu0.1~esm2","binary_name":"nghttp2-client"},{"binary_version":"1.7.1-1ubuntu0.1~esm2","binary_name":"nghttp2-proxy"},{"binary_version":"1.7.1-1ubuntu0.1~esm2","binary_name":"nghttp2-server"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6754-1.json","cves_map":{"cves":[{"id":"CVE-2019-9511","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2019-9513","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-44487","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"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:Pro:16.04:LTS"}}},{"package":{"name":"nghttp2","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/nghttp2@1.30.0-1ubuntu1+esm2?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.30.0-1ubuntu1+esm2"}]}],"versions":["1.25.0-1","1.27.0-1","1.28.0-1","1.29.0-1","1.29.0-1build1","1.30.0-1","1.30.0-1ubuntu1","1.30.0-1ubuntu1+esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"1.30.0-1ubuntu1+esm2","binary_name":"libnghttp2-14"},{"binary_version":"1.30.0-1ubuntu1+esm2","binary_name":"libnghttp2-dev"},{"binary_version":"1.30.0-1ubuntu1+esm2","binary_name":"nghttp2"},{"binary_version":"1.30.0-1ubuntu1+esm2","binary_name":"nghttp2-client"},{"binary_version":"1.30.0-1ubuntu1+esm2","binary_name":"nghttp2-proxy"},{"binary_version":"1.30.0-1ubuntu1+esm2","binary_name":"nghttp2-server"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6754-1.json","cves_map":{"cves":[{"id":"CVE-2019-9511","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2019-9513","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2023-44487","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"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:Pro:18.04:LTS"}}},{"package":{"name":"nghttp2","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/nghttp2@1.40.0-1ubuntu0.3?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.40.0-1ubuntu0.3"}]}],"versions":["1.39.2-1","1.40.0-1","1.40.0-1build1","1.40.0-1ubuntu0.1","1.40.0-1ubuntu0.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1.40.0-1ubuntu0.3","binary_name":"libnghttp2-14"},{"binary_version":"1.40.0-1ubuntu0.3","binary_name":"libnghttp2-dev"},{"binary_version":"1.40.0-1ubuntu0.3","binary_name":"nghttp2"},{"binary_version":"1.40.0-1ubuntu0.3","binary_name":"nghttp2-client"},{"binary_version":"1.40.0-1ubuntu0.3","binary_name":"nghttp2-proxy"},{"binary_version":"1.40.0-1ubuntu0.3","binary_name":"nghttp2-server"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6754-1.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:20.04:LTS"}}},{"package":{"name":"nghttp2","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/nghttp2@1.43.0-1ubuntu0.2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.43.0-1ubuntu0.2"}]}],"versions":["1.43.0-1","1.43.0-1build1","1.43.0-1build2","1.43.0-1build3","1.43.0-1ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1.43.0-1ubuntu0.2","binary_name":"libnghttp2-14"},{"binary_version":"1.43.0-1ubuntu0.2","binary_name":"libnghttp2-dev"},{"binary_version":"1.43.0-1ubuntu0.2","binary_name":"nghttp2"},{"binary_version":"1.43.0-1ubuntu0.2","binary_name":"nghttp2-client"},{"binary_version":"1.43.0-1ubuntu0.2","binary_name":"nghttp2-proxy"},{"binary_version":"1.43.0-1ubuntu0.2","binary_name":"nghttp2-server"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6754-1.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:22.04:LTS"}}}],"schema_version":"1.7.3"}