{"id":"USN-7886-2","summary":"python3.13 vulnerabilities","details":"USN-7886-1 fixed vulnerabilities in Python. This update provides the\ncorresponding updates for python3.13 in Ubuntu 25.04 and Ubuntu 25.10.\n\nOriginal advisory details:\n\n It was discovered that Python inefficiently handled expanding system\n environment variables. An attacker could possibly use this issue to cause\n Python to consume excessive resources, leading to a denial of service.\n (CVE-2025-6075)\n\n Caleb Brown discovered that Python incorrectly handled the ZIP64 End of\n Central Directory (EOCD) Locator record offset value. An attacker could\n possibly use this issue to obfuscate malicious content. (CVE-2025-8291)","modified":"2026-04-27T17:51:48.055001Z","published":"2025-11-26T20:22:31Z","related":["UBUNTU-CVE-2025-6075","UBUNTU-CVE-2025-8291"],"upstream":["CVE-2025-6075","CVE-2025-8291","UBUNTU-CVE-2025-6075","UBUNTU-CVE-2025-8291"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7886-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-6075"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-8291"}],"affected":[{"package":{"name":"python3.13","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/python3.13@3.13.7-1ubuntu0.1?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.13.7-1ubuntu0.1"}]}],"versions":["3.13.3-1","3.13.3-2","3.13.3-4","3.13.4-1","3.13.5-1","3.13.5-2","3.13.6-1","3.13.7-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"idle-python3.13"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"libpython3.13"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"libpython3.13-minimal"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"libpython3.13-stdlib"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"libpython3.13-testsuite"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"python3.13"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"python3.13-examples"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"python3.13-full"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"python3.13-gdbm"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"python3.13-minimal"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"python3.13-nopie"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"python3.13-tk"},{"binary_version":"3.13.7-1ubuntu0.1","binary_name":"python3.13-venv"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2025-6075","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2025-8291","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:25.10"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7886-2.json"}}],"schema_version":"1.7.5"}