{"id":"USN-5821-3","summary":"python-pip regression","details":"USN-5821-1 fixed a vulnerability in wheel and pip. Unfortunately,\nit was missing a commit to fix it properly in pip.\n\nWe apologize for the inconvenience.\n\nOriginal advisory details:\n\n Sebastian Chnelik discovered that wheel incorrectly handled\n certain file names when validated against a regex expression.\n An attacker could possibly use this issue to cause a\n denial of service.\n","modified":"2026-05-20T16:05:20.984229483Z","published":"2023-02-28T14:07:36Z","related":["UBUNTU-CVE-2022-40898"],"upstream":["CVE-2022-40898","UBUNTU-CVE-2022-40898"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5821-3"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-40898"}],"affected":[{"package":{"name":"python-pip","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/python-pip?arch=source&distro=trusty%2Fesm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.4-1ubuntu4+esm3"}]}],"versions":["1.4.1-2","1.5.4-1","1.5.4-1ubuntu1","1.5.4-1ubuntu3","1.5.4-1ubuntu4","1.5.4-1ubuntu4+esm1","1.5.4-1ubuntu4+esm2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"python-pip","binary_version":"1.5.4-1ubuntu4+esm3"},{"binary_name":"python-pip-whl","binary_version":"1.5.4-1ubuntu4+esm3"},{"binary_name":"python3-pip","binary_version":"1.5.4-1ubuntu4+esm3"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"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":"medium","type":"Ubuntu"}],"id":"CVE-2022-40898"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5821-3.json"}},{"package":{"name":"python-pip","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/python-pip?arch=source&distro=esm-infra-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.1.1-2ubuntu0.6+esm4"}]}],"versions":["1.5.6-7ubuntu1","1.5.6-7ubuntu2","8.0.2-7","8.0.3-1","8.0.3-2","8.1.0-1","8.1.0-2","8.1.1-1","8.1.1-2","8.1.1-2ubuntu0.1","8.1.1-2ubuntu0.2","8.1.1-2ubuntu0.4","8.1.1-2ubuntu0.6","8.1.1-2ubuntu0.6+esm2","8.1.1-2ubuntu0.6+esm3"],"ecosystem_specific":{"binaries":[{"binary_name":"python-pip","binary_version":"8.1.1-2ubuntu0.6+esm4"},{"binary_name":"python-pip-whl","binary_version":"8.1.1-2ubuntu0.6+esm4"},{"binary_name":"python3-pip","binary_version":"8.1.1-2ubuntu0.6+esm4"}],"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"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":"medium","type":"Ubuntu"}],"id":"CVE-2022-40898"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5821-3.json"}},{"package":{"name":"python-pip","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/python-pip?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.1-2.3~ubuntu1.18.04.7"}]}],"versions":["9.0.1-2","9.0.1-2.3~ubuntu1","9.0.1-2.3~ubuntu1.18.04.1","9.0.1-2.3~ubuntu1.18.04.2","9.0.1-2.3~ubuntu1.18.04.3","9.0.1-2.3~ubuntu1.18.04.4","9.0.1-2.3~ubuntu1.18.04.5","9.0.1-2.3~ubuntu1.18.04.6"],"ecosystem_specific":{"availability":"No subscription 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