{"id":"UBUNTU-CVE-2023-0881","details":"Running DDoS on tcp port 22 will trigger a kernel crash. This issue is introduced by the backport of a commit regarding nft_lookup without the subsequent fixes that were introduced after this commit. The resolution of this CVE introduces those commits to the linux-bluefield package.","modified":"2026-09-22T22:54:09.993654542Z","published":"2025-03-31T14:15:00Z","upstream":["CVE-2023-0881"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-0881"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-0881"},{"type":"REPORT","url":"https://bugs.launchpad.net/ubuntu/+source/linux-bluefield/+bug/2006397"}],"affected":[{"package":{"name":"linux-bluefield","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/linux-bluefield?arch=source&distro=esm-infra%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.4.0-1007.10","5.4.0-1011.14","5.4.0-1012.15","5.4.0-1013.16","5.4.0-1016.19","5.4.0-1019.22","5.4.0-1020.23","5.4.0-1021.24","5.4.0-1022.25","5.4.0-1023.26","5.4.0-1025.28","5.4.0-1026.29","5.4.0-1028.31","5.4.0-1030.33","5.4.0-1032.35","5.4.0-1035.38","5.4.0-1036.39","5.4.0-1040.44","5.4.0-1042.47","5.4.0-1044.49","5.4.0-1045.50","5.4.0-1046.51","5.4.0-1047.52","5.4.0-1049.55","5.4.0-1050.56","5.4.0-1054.60","5.4.0-1058.64","5.4.0-1059.65","5.4.0-1060.66","5.4.0-1062.68","5.4.0-1064.70","5.4.0-1065.71","5.4.0-1066.72","5.4.0-1068.74","5.4.0-1070.76","5.4.0-1071.77","5.4.0-1072.78","5.4.0-1073.79","5.4.0-1074.80","5.4.0-1075.81","5.4.0-1076.82","5.4.0-1077.83","5.4.0-1078.84","5.4.0-1079.85","5.4.0-1080.87","5.4.0-1081.88","5.4.0-1082.89","5.4.0-1083.90","5.4.0-1084.91","5.4.0-1085.92","5.4.0-1086.93","5.4.0-1087.94","5.4.0-1088.95","5.4.0-1089.96","5.4.0-1090.97","5.4.0-1091.98","5.4.0-1092.99","5.4.0-1093.100","5.4.0-1094.101","5.4.0-1095.102","5.4.0-1096.103","5.4.0-1097.104","5.4.0-1098.105","5.4.0-1099.106","5.4.0-1101.108","5.4.0-1102.109","5.4.0-1103.110","5.4.0-1105.112","5.4.0-1106.113","5.4.0-1107.114","5.4.0-1108.115","5.4.0-1109.116","5.4.0-1110.117","5.4.0-1111.118","5.4.0-1112.119","5.4.0-1116.123","5.4.0-1117.124","5.4.0-1118.125","5.4.0-1119.126","5.4.0-1120.127","5.4.0-1121.128"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-bluefield-headers-5.4.0-1121","binary_version":"5.4.0-1121.128"},{"binary_name":"linux-bluefield-tools-5.4.0-1121","binary_version":"5.4.0-1121.128"},{"binary_name":"linux-buildinfo-5.4.0-1121-bluefield","binary_version":"5.4.0-1121.128"},{"binary_version":"5.4.0-1121.128","binary_name":"linux-headers-5.4.0-1121-bluefield"},{"binary_version":"5.4.0-1121.128","binary_name":"linux-image-unsigned-5.4.0-1121-bluefield"},{"binary_version":"5.4.0-1121.128","binary_name":"linux-modules-5.4.0-1121-bluefield"},{"binary_name":"linux-tools-5.4.0-1121-bluefield","binary_version":"5.4.0-1121.128"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-0881.json"}},{"package":{"name":"linux-bluefield","ecosystem":"Ubuntu:Nvidia-BlueField:22.04:LTS","purl":"pkg:deb/ubuntu/linux-bluefield?arch=source&distro=bluefield%2Fjammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.15.0-1011.13","5.15.0-1014.16","5.15.0-1015.17","5.15.0-1017.19","5.15.0-1019.21","5.15.0-1021.23","5.15.0-1022.24","5.15.0-1023.25","5.15.0-1024.26","5.15.0-1027.29","5.15.0-1028.30","5.15.0-1031.33","5.15.0-1032.34","5.15.0-1033.35","5.15.0-1035.37","5.15.0-1036.38","5.15.0-1037.39","5.15.0-1038.40","5.15.0-1040.42","5.15.0-1042.44","5.15.0-1043.45","5.15.0-1044.46","5.15.0-1045.47","5.15.0-1047.49","5.15.0-1048.50","5.15.0-1050.52","5.15.0-1051.53","5.15.0-1052.54","5.15.0-1053.55","5.15.0-1054.56","5.15.0-1056.58","5.15.0-1057.59","5.15.0-1058.60","5.15.0-1059.61","5.15.0-1060.62","5.15.0-1061.63","5.15.0-1062.64","5.15.0-1063.65","5.15.0-1064.66","5.15.0-1065.67","5.15.0-1066.68","5.15.0-1067.69","5.15.0-1069.71","5.15.0-1070.72","5.15.0-1072.74","5.15.0-1074.76","5.15.0-1075.77","5.15.0-1076.78","5.15.0-1077.79","5.15.0-1079.81","5.15.0-1080.82","5.15.0-1081.83","5.15.0-1082.84","5.15.0-1083.85","5.15.0-1084.86","5.15.0-1085.87","5.15.0-1086.88","5.15.0-1087.89","5.15.0-1089.91","5.15.0-1090.92","5.15.0-1092.94","5.15.0-1093.95","5.15.0-1095.97","5.15.0-1096.98","5.15.0-1097.99","5.15.0-1098.100","5.15.0-1099.101","5.15.0-1100.102"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-bluefield-cloud-tools-common","binary_version":"5.15.0-1100.102"},{"binary_name":"linux-bluefield-headers-5.15.0-1100","binary_version":"5.15.0-1100.102"},{"binary_version":"5.15.0-1100.102","binary_name":"linux-bluefield-tools-5.15.0-1100"},{"binary_name":"linux-bluefield-tools-host","binary_version":"5.15.0-1100.102"},{"binary_version":"5.15.0-1100.102","binary_name":"linux-buildinfo-5.15.0-1100-bluefield"},{"binary_name":"linux-headers-5.15.0-1100-bluefield","binary_version":"5.15.0-1100.102"},{"binary_name":"linux-image-unsigned-5.15.0-1100-bluefield","binary_version":"5.15.0-1100.102"},{"binary_version":"5.15.0-1100.102","binary_name":"linux-modules-5.15.0-1100-bluefield"},{"binary_name":"linux-modules-extra-5.15.0-1100-bluefield","binary_version":"5.15.0-1100.102"},{"binary_name":"linux-tools-5.15.0-1100-bluefield",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