{"id":"USN-7489-2","summary":"linux-realtime vulnerability","details":"A security issue was discovered in the Linux kernel.\nAn attacker could possibly use this to compromise the system.\nThis update corrects flaws in the following subsystems:\n  - Timer subsystem;\n(CVE-2025-21813)\n","modified":"2026-02-04T03:33:50.198852Z","published":"2025-05-07T16:10:36.200955Z","related":["CVE-2025-21813","UBUNTU-CVE-2025-21813"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7489-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21813"}],"affected":[{"package":{"name":"linux-realtime","ecosystem":"Ubuntu:24.10","purl":"pkg:deb/ubuntu/linux-realtime@6.11.0-1009.9?arch=source&distro=oracular"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.11.0-1009.9"}]}],"versions":["6.11.0-1001.1","6.11.0-1002.2","6.11.0-1003.3","6.11.0-1004.4","6.11.0-1005.5","6.11.0-1006.6","6.11.0-1007.7","6.11.0-1008.8"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-buildinfo-6.11.0-1009-realtime","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-cloud-tools-6.11.0-1009-realtime","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-headers-6.11.0-1009-realtime","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-image-unsigned-6.11.0-1009-realtime","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-image-unsigned-6.11.0-1009-realtime-dbgsym","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-modules-6.11.0-1009-realtime","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-modules-extra-6.11.0-1009-realtime","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-modules-iwlwifi-6.11.0-1009-realtime","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-realtime-cloud-tools-6.11.0-1009","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-realtime-headers-6.11.0-1009","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-realtime-tools-6.11.0-1009","binary_version":"6.11.0-1009.9"},{"binary_name":"linux-tools-6.11.0-1009-realtime","binary_version":"6.11.0-1009.9"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7489-2.json"}}],"schema_version":"1.7.3"}