{"id":"USN-8369-2","summary":"libapache-mod-jk regression","details":"USN-8369-1 fixed a vulnerability in mod_jk. It was discovered that for\nUbuntu 18.04 LTS, during the update preparation phase, a previous  fix for\nCVE-2023-41081 was incorrectly dropped. This update  reintroduces the fix\nfor CVE-2023-41081.\n\nWe apologize for the inconvenience.\n\nOriginal advisory details:\n\n It was discovered that Apache Tomcat Connectors used incorrect default\n permissions for shared memory on Unix-like systems. A local attacker could\n possibly use this issue to view or modify mod_jk configuration data in\n shared memory, resulting in sensitive information exposure or a denial of\n service.","modified":"2026-07-23T20:58:20.848203614Z","published":"2026-07-23T00:33:14Z","upstream":["CVE-2023-41081","UBUNTU-CVE-2023-41081"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8369-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-41081"},{"type":"REPORT","url":"https://launchpad.net/bugs/2161580"}],"affected":[{"package":{"name":"libapache-mod-jk","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libapache-mod-jk?arch=source&distro=esm-apps-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.2.41-1ubuntu0.1~esm2"}]}],"versions":["1:1.2.40+svn150520-1","1:1.2.41-1","1:1.2.41-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1:1.2.41-1ubuntu0.1~esm2","binary_name":"libapache2-mod-jk"}],"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2023-41081","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8369-2.json"}}],"schema_version":"1.7.5"}