{"id":"USN-5256-2","summary":"uriparser vulnerabilities","details":"USN-5256-1 fixed several vulnerabilities in uriparser. This update provides\nthe corresponding update for Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and\nUbuntu 20.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that uriparser incorrectly handled certain memory operations.\n An attacker could use this to cause a denial of service.\n (CVE-2021-46141, CVE-2021-46142)\n","modified":"2026-05-20T16:03:11.894366754Z","published":"2022-07-18T11:55:10Z","related":["UBUNTU-CVE-2021-46141","UBUNTU-CVE-2021-46142"],"upstream":["CVE-2021-46141","CVE-2021-46142","UBUNTU-CVE-2021-46141","UBUNTU-CVE-2021-46142"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5256-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-46141"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-46142"}],"affected":[{"package":{"name":"uriparser","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/uriparser?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.5-1ubuntu2+esm3"}]}],"versions":["0.7.5-1","0.7.5-1ubuntu1","0.7.5-1ubuntu2","0.7.5-1ubuntu2+esm1","0.7.5-1ubuntu2+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"liburiparser1","binary_version":"0.7.5-1ubuntu2+esm3"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5256-2.json","cves_map":{"cves":[{"id":"CVE-2021-46141","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2021-46142","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:Pro:14.04:LTS"}}},{"package":{"name":"uriparser","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/uriparser?arch=source&distro=esm-infra-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.4-1ubuntu0.16.04.1~esm3"}]}],"versions":["0.8.2-1","0.8.3-1","0.8.4-1","0.8.4-1ubuntu0.16.04.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"liburiparser1","binary_version":"0.8.4-1ubuntu0.16.04.1~esm3"}],"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5256-2.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"uriparser","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/uriparser?arch=source&distro=esm-apps%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.3-2ubuntu0.1~esm2"}]}],"versions":["0.9.3-2"],"ecosystem_specific":{"binaries":[{"binary_name":"liburiparser1","binary_version":"0.9.3-2ubuntu0.1~esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5256-2.json","cves_map":{"cves":[{"id":"CVE-2021-46141","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2021-46142","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:Pro:20.04:LTS"}}}],"schema_version":"1.7.5"}