{"id":"LSN-0071-1","summary":"Kernel Live Patch Security Notice","details":"Or Cohen discovered that the AF_PACKET implementation in the Linux kernel\ndid not properly perform bounds checking in some situations. A local\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2020-14386)","modified":"2025-12-15T10:10:24.022034Z","published":"2020-09-10T07:49:49Z","upstream":["CVE-2020-14386","UBUNTU-CVE-2020-14386"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/LSN-0071-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-14386"}],"affected":[{"package":{"name":"linux-aws","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/linux-aws@4.15.0-1082.86?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1082.86"}]}],"versions":["4.15.0-1001.1","4.15.0-1003.3","4.15.0-1005.5","4.15.0-1006.6","4.15.0-1007.7","4.15.0-1009.9","4.15.0-1010.10","4.15.0-1011.11","4.15.0-1016.16","4.15.0-1017.17","4.15.0-1019.19","4.15.0-1020.20","4.15.0-1021.21","4.15.0-1023.23","4.15.0-1025.25","4.15.0-1027.27","4.15.0-1029.30","4.15.0-1031.33","4.15.0-1032.34","4.15.0-1033.35","4.15.0-1034.36","4.15.0-1035.37","4.15.0-1037.39","4.15.0-1039.41","4.15.0-1040.42","4.15.0-1041.43","4.15.0-1043.45","4.15.0-1044.46","4.15.0-1045.47","4.15.0-1047.49","4.15.0-1048.50","4.15.0-1050.52","4.15.0-1051.53","4.15.0-1052.54","4.15.0-1054.56","4.15.0-1056.58","4.15.0-1057.59","4.15.0-1058.60","4.15.0-1060.62","4.15.0-1063.67","4.15.0-1065.69","4.15.0-1066.70","4.15.0-1067.71","4.15.0-1073.77","4.15.0-1076.80","4.15.0-1077.81","4.15.0-1079.83","4.15.0-1080.84"],"ecosystem_specific":{"module_version":"71","module_name_regex":"lkp_Ubuntu_4_15_0[_|\\d]+_aws_(\\d+)","availability":"Livepatch subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/lsn/LSN-0071-1.json"}},{"package":{"name":"linux","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/linux@4.15.0-117.118?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-117.118"}]}],"versions":["4.13.0-16.19","4.13.0-17.20","4.13.0-25.29","4.13.0-32.35","4.15.0-10.11","4.15.0-12.13","4.15.0-13.14","4.15.0-15.16","4.15.0-19.20","4.15.0-20.21","4.15.0-22.24","4.15.0-23.25","4.15.0-24.26","4.15.0-29.31","4.15.0-30.32","4.15.0-32.35","4.15.0-33.36","4.15.0-34.37","4.15.0-36.39","4.15.0-38.41","4.15.0-39.42","4.15.0-42.45","4.15.0-43.46","4.15.0-44.47","4.15.0-45.48","4.15.0-46.49","4.15.0-47.50","4.15.0-48.51","4.15.0-50.54","4.15.0-51.55","4.15.0-52.56","4.15.0-54.58","4.15.0-55.60","4.15.0-58.64","4.15.0-60.67","4.15.0-62.69","4.15.0-64.73","4.15.0-65.74","4.15.0-66.75","4.15.0-69.78","4.15.0-70.79","4.15.0-72.81","4.15.0-74.84","4.15.0-76.86","4.15.0-88.88","4.15.0-91.92","4.15.0-96.97","4.15.0-99.100","4.15.0-101.102","4.15.0-106.107","4.15.0-108.109","4.15.0-109.110","4.15.0-111.112","4.15.0-112.113","4.15.0-115.116"],"ecosystem_specific":{"module_version":"71","module_name_regex":"lkp_Ubuntu_4_15_0[_|\\d]+_(?:generic|lowlatency)_(\\d+)","availability":"Livepatch subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/lsn/LSN-0071-1.json"}},{"package":{"name":"linux-oem","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/linux-oem@4.15.0-1096.106?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1096.106"}]}],"versions":["4.15.0-1002.3","4.15.0-1004.5","4.15.0-1006.9","4.15.0-1008.11","4.15.0-1009.12","4.15.0-1012.15","4.15.0-1013.16","4.15.0-1015.18","4.15.0-1017.20","4.15.0-1018.21","4.15.0-1021.24","4.15.0-1024.29","4.15.0-1026.31","4.15.0-1028.33","4.15.0-1030.35","4.15.0-1033.38","4.15.0-1034.39","4.15.0-1035.40","4.15.0-1036.41","4.15.0-1038.43","4.15.0-1039.44","4.15.0-1043.48","4.15.0-1045.50","4.15.0-1050.57","4.15.0-1056.65","4.15.0-1057.66","4.15.0-1059.68","4.15.0-1063.72","4.15.0-1064.73","4.15.0-1065.75","4.15.0-1066.76","4.15.0-1067.77","4.15.0-1069.79","4.15.0-1073.83","4.15.0-1076.86","4.15.0-1079.89","4.15.0-1080.90","4.15.0-1081.91","4.15.0-1087.97","4.15.0-1090.100","4.15.0-1091.101","4.15.0-1093.103","4.15.0-1094.104"],"ecosystem_specific":{"module_version":"71","module_name_regex":"lkp_Ubuntu_4_15_0[_|\\d]+_oem_(\\d+)","availability":"Livepatch subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/lsn/LSN-0071-1.json"}}],"schema_version":"1.7.3"}