{"id":"USN-6673-1","summary":"python-cryptography vulnerabilities","details":"Hubert Kario discovered that python-cryptography incorrectly handled \nerrors returned by the OpenSSL API when processing incorrect padding in \nRSA PKCS#1 v1.5. A remote attacker could possibly use this issue to expose \nconfidential or sensitive information. (CVE-2023-50782)\n\nIt was discovered that python-cryptography incorrectly handled memory \noperations when processing mismatched PKCS#12 keys. A remote attacker could \npossibly use this issue to cause python-cryptography to crash, leading to a\ndenial of service. This issue only affected Ubuntu 23.10. (CVE-2024-26130)\n","modified":"2026-02-10T04:43:31Z","published":"2024-03-04T14:23:13Z","related":["UBUNTU-CVE-2023-50782","UBUNTU-CVE-2024-26130"],"upstream":["CVE-2023-50782","CVE-2024-26130","UBUNTU-CVE-2023-50782","UBUNTU-CVE-2024-26130"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6673-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-50782"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-26130"}],"affected":[{"package":{"name":"python-cryptography","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/python-cryptography@2.1.4-1ubuntu1.4+esm1?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.4-1ubuntu1.4+esm1"}]}],"versions":["1.9-1","2.1.3-3","2.1.4-1","2.1.4-1build1","2.1.4-1build2","2.1.4-1ubuntu1","2.1.4-1ubuntu1.1","2.1.4-1ubuntu1.2","2.1.4-1ubuntu1.3","2.1.4-1ubuntu1.4"],"ecosystem_specific":{"binaries":[{"binary_name":"python-cryptography","binary_version":"2.1.4-1ubuntu1.4+esm1"},{"binary_name":"python3-cryptography","binary_version":"2.1.4-1ubuntu1.4+esm1"}],"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-6673-1.json","cves_map":{"cves":[{"id":"CVE-2023-50782","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"python-cryptography","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/python-cryptography@2.8-3ubuntu0.3?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8-3ubuntu0.3"}]}],"versions":["2.6.1-3.1","2.6.1-4","2.6.1-4ubuntu1","2.8-1ubuntu2","2.8-2","2.8-3","2.8-3ubuntu0.1","2.8-3ubuntu0.2"],"ecosystem_specific":{"binaries":[{"binary_name":"python-cryptography","binary_version":"2.8-3ubuntu0.3"},{"binary_name":"python3-cryptography","binary_version":"2.8-3ubuntu0.3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6673-1.json","cves_map":{"cves":[{"id":"CVE-2023-50782","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:20.04:LTS"}}},{"package":{"name":"python-cryptography","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/python-cryptography@3.4.8-1ubuntu2.2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.8-1ubuntu2.2"}]}],"versions":["3.3.2-1","3.3.2-1build1","3.4.8-1","3.4.8-1ubuntu1","3.4.8-1ubuntu2","3.4.8-1ubuntu2.1"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-cryptography","binary_version":"3.4.8-1ubuntu2.2"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6673-1.json","cves_map":{"cves":[{"id":"CVE-2023-50782","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:22.04:LTS"}}}],"schema_version":"1.7.3"}