{"id":"USN-7758-3","aliases":[],"status":"published","title":"linux-realtime vulnerability","description":"It was discovered that the AF_UNIX socket garbage collection implementation\nin Ubuntu Noble's 6.8 kernel did not properly handle out-of-band (OOB)\nmessages, leading to a use-after-free vulnerability. An attacker could use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code.","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2025-09-19T09:58:42Z","modified":"2026-02-10T04:49:49Z","fixes":[{"ecosystem":"Ubuntu:Pro:Realtime:24.04:LTS","package":"linux-realtime","fixed_in":["6.8.1-1033.34"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Ubuntu:Pro:Realtime:24.04:LTS","package":"linux-realtime","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.1-1033.34"}]}],"versions":["6.8.0-1008.19","6.8.1-1001.1","6.8.1-1002.2","6.8.1-1003.3","6.8.1-1004.4","6.8.1-1005.5","6.8.1-1006.6","6.8.1-1007.7","6.8.1-1008.8","6.8.1-1009.9","6.8.1-1010.10","6.8.1-1011.11","6.8.1-1012.12","6.8.1-1013.14","6.8.1-1014.15","6.8.1-1015.16","6.8.1-1016.17","6.8.1-1017.18","6.8.1-1018.19","6.8.1-1019.20","6.8.1-1020.21","6.8.1-1021.22","6.8.1-1022.23","6.8.1-1023.24","6.8.1-1024.25","6.8.1-1025.26","6.8.1-1026.27","6.8.1-1030.31","6.8.1-1031.32"]}],"references":[{"url":"https://ubuntu.com/security/notices/USN-7758-3","tags":["advisory"]},{"url":"https://launchpad.net/bugs/2121515","tags":["report"]}],"sources":{"osv":[{"id":"USN-7758-3","title":"linux-realtime vulnerability","description":"It was discovered that the AF_UNIX socket garbage collection implementation\nin Ubuntu Noble's 6.8 kernel did not properly handle out-of-band (OOB)\nmessages, leading to a use-after-free vulnerability. An attacker could use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code.\n","status":"published","published":"2025-09-19T09:58:42Z","modified":"2026-02-10T04:49:49Z","updated_at":"2026-11-02T16:58:21.91885Z"}]}}