{"id":"USN-7758-1","aliases":[],"status":"published","title":"linux, linux-aws, linux-gcp, linux-gke, linux-gkeop, linux-hwe-6.8, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oracle 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":"2025-09-19T09:01:17Z","modified":"2026-04-22T11:02:15Z","fixes":[{"ecosystem":"Ubuntu:22.04:LTS","package":"linux-hwe-6.8","fixed_in":["6.8.0-83.83~22.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"linux-lowlatency-hwe-6.8","fixed_in":["6.8.0-83.83.1~22.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"linux","fixed_in":["6.8.0-83.83"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"linux-aws","fixed_in":["6.8.0-1038.40"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"linux-gcp","fixed_in":["6.8.0-1039.41"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"linux-gke","fixed_in":["6.8.0-1035.39"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"linux-gkeop","fixed_in":["6.8.0-1022.24"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"linux-lowlatency","fixed_in":["6.8.0-83.83.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"linux-oracle","fixed_in":["6.8.0-1035.36"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"linux-hwe-6.8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-83.83~22.04.1"}]}],"versions":["6.8.0-38.38~22.04.1","6.8.0-39.39~22.04.1","6.8.0-40.40~22.04.3","6.8.0-45.45~22.04.1","6.8.0-47.47~22.04.1","6.8.0-48.48~22.04.1","6.8.0-49.49~22.04.1","6.8.0-50.51~22.04.1","6.8.0-51.52~22.04.1","6.8.0-52.53~22.04.1","6.8.0-57.59~22.04.1","6.8.0-58.60~22.04.1","6.8.0-59.61~22.04.1","6.8.0-60.63~22.04.1","6.8.0-64.67~22.04.1","6.8.0-65.68~22.04.1","6.8.0-78.78~22.04.1","6.8.0-79.79~22.04.1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"linux-lowlatency-hwe-6.8","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-83.83.1~22.04.1"}]}],"versions":["6.8.0-38.38.1~22.04.2","6.8.0-40.40.1~22.04.1","6.8.0-44.44.1~22.04.1","6.8.0-45.45.1~22.04.1","6.8.0-47.47.1~22.04.1","6.8.0-48.48.3~22.04.1","6.8.0-49.49.1~22.04.1","6.8.0-50.51.1~22.04.1","6.8.0-51.52.1~22.04.1","6.8.0-52.53.1~22.04.1","6.8.0-54.56.1~22.04.1","6.8.0-55.57.1~22.04.1","6.8.0-56.58.1~22.04.1","6.8.0-57.59.1~22.04.1","6.8.0-58.60.1~22.04.1","6.8.0-59.61.1~22.04.1","6.8.0-60.63.1~22.04.1","6.8.0-62.65.1~22.04.1","6.8.0-63.66.1~22.04.1","6.8.0-64.67.1~22.04.1","6.8.0-65.68.1~22.04.1","6.8.0-78.78.1~22.04.1","6.8.0-79.79.1~22.04.1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-83.83"}]}],"versions":["6.5.0-9.9","6.6.0-14.14","6.8.0-11.11","6.8.0-20.20","6.8.0-22.22","6.8.0-28.28","6.8.0-31.31","6.8.0-35.35","6.8.0-36.36","6.8.0-38.38","6.8.0-39.39","6.8.0-40.40","6.8.0-41.41","6.8.0-44.44","6.8.0-45.45","6.8.0-47.47","6.8.0-48.48","6.8.0-49.49","6.8.0-50.51","6.8.0-51.52","6.8.0-52.53","6.8.0-53.55","6.8.0-54.56","6.8.0-55.57","6.8.0-56.58","6.8.0-57.59","6.8.0-58.60","6.8.0-59.61","6.8.0-60.63","6.8.0-62.65","6.8.0-63.66","6.8.0-64.67","6.8.0-71.71","6.8.0-78.78","6.8.0-79.79"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"linux-aws","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-1038.40"}]}],"versions":["6.5.0-1008.8","6.6.0-1001.1","6.8.0-1001.1","6.8.0-1006.6","6.8.0-1008.8","6.8.0-1009.9","6.8.0-1010.10","6.8.0-1011.12","6.8.0-1012.13","6.8.0-1013.14","6.8.0-1014.15","6.8.0-1015.16","6.8.0-1016.17","6.8.0-1017.18","6.8.0-1018.20","6.8.0-1019.21","6.8.0-1020.22","6.8.0-1021.23","6.8.0-1023.25","6.8.0-1024.26","6.8.0-1025.27","6.8.0-1026.28","6.8.0-1027.29","6.8.0-1028.30","6.8.0-1029.31","6.8.0-1030.32","6.8.0-1031.33","6.8.0-1032.34","6.8.0-1033.35","6.8.0-1035.37","6.8.0-1036.38"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"linux-gcp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-1039.41"}]}],"versions":["6.5.0-1007.7","6.6.0-1001.1","6.8.0-1002.2","6.8.0-1005.5","6.8.0-1006.6","6.8.0-1007.7","6.8.0-1008.9","6.8.0-1009.10","6.8.0-1010.11","6.8.0-1011.12","6.8.0-1012.13","6.8.0-1013.14","6.8.0-1014.16","6.8.0-1015.17","6.8.0-1016.18","6.8.0-1017.19","6.8.0-1018.20","6.8.0-1019.21","6.8.0-1020.22","6.8.0-1021.23","6.8.0-1024.26","6.8.0-1025.27","6.8.0-1026.28","6.8.0-1027.29","6.8.0-1028.30","6.8.0-1029.31","6.8.0-1030.32","6.8.0-1031.33","6.8.0-1032.34","6.8.0-1033.35","6.8.0-1034.36","6.8.0-1036.38","6.8.0-1037.39"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"linux-gke","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0-1035.39"}]}],"versions":["6.8.0-1003.5","6.8.0-1004.7","6.8.0-1005.8","6.8.0-1006.9","6.8.0-1007.10","6.8.0-1008.11","6.8.0-1009.12","6.8.0-1010.13","6.8.0-1011.14","6.8.0-1012.15","6.8.0-1013.17","6.8.0-1014.18","6.8.0-1015.19","6.8.0-1016.20","6.8.0-1017.21","6.8.0-1019.23","6.8.0-1020.24","6.8.0-1021.25","6.8.0-1022.26","6.8.0-1023.27","6.8.0-1024.28","6.8.0-1025.29","6.8.0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linux-aws, linux-gcp, linux-gke, linux-gkeop, linux-hwe-6.8, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-oracle 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":"2025-09-19T09:01:17Z","modified":"2026-04-22T11:02:15.1566Z","updated_at":"2026-11-02T16:58:21.91885Z"}]}}