{"id":"USN-5830-1","summary":"linux-azure, linux-azure-5.4, linux-raspi2 vulnerabilities","details":"It was discovered that the NFSD implementation in the Linux kernel did not\nproperly handle some RPC messages, leading to a buffer overflow. A remote\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2022-43945)\n\nTamás Koczka discovered that the Bluetooth L2CAP handshake implementation\nin the Linux kernel contained multiple use-after-free vulnerabilities. A\nphysically proximate attacker could use this to cause a denial of service\n(system crash) or possibly execute arbitrary code. (CVE-2022-42896)\n\nIt was discovered that the Xen netback driver in the Linux kernel did not\nproperly handle packets structured in certain ways. An attacker in a guest\nVM could possibly use this to cause a denial of service (host NIC\navailability). (CVE-2022-3643)\n\nIt was discovered that an integer overflow vulnerability existed in the\nBluetooth subsystem in the Linux kernel. A physically proximate attacker\ncould use this to cause a denial of service (system crash).\n(CVE-2022-45934)\n","modified":"2026-04-27T16:29:49.244531Z","published":"2023-01-27T18:49:52Z","related":["UBUNTU-CVE-2022-3643","UBUNTU-CVE-2022-42896","UBUNTU-CVE-2022-43945","UBUNTU-CVE-2022-45934"],"upstream":["CVE-2022-3643","CVE-2022-42896","CVE-2022-43945","CVE-2022-45934","UBUNTU-CVE-2022-3643","UBUNTU-CVE-2022-42896","UBUNTU-CVE-2022-43945","UBUNTU-CVE-2022-45934"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5830-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-3643"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-42896"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-43945"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-45934"}],"affected":[{"package":{"name":"linux-azure-5.4","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/linux-azure-5.4@5.4.0-1101.107~18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1101.107~18.04.1"}]}],"versions":["5.4.0-1020.20~18.04.1","5.4.0-1022.22~18.04.1","5.4.0-1023.23~18.04.1","5.4.0-1025.25~18.04.1","5.4.0-1026.26~18.04.1","5.4.0-1031.32~18.04.1","5.4.0-1032.33~18.04.1","5.4.0-1034.35~18.04.1","5.4.0-1035.36~18.04.1","5.4.0-1036.38~18.04.1","5.4.0-1039.41~18.04.1","5.4.0-1040.42~18.04.1","5.4.0-1041.43~18.04.1","5.4.0-1043.45~18.04.1","5.4.0-1044.46~18.04.1","5.4.0-1046.48~18.04.1","5.4.0-1047.49~18.04.1","5.4.0-1048.50~18.04.1","5.4.0-1049.51~18.04.1","5.4.0-1051.53~18.04.1","5.4.0-1055.57~18.04.1","5.4.0-1056.58~18.04.1","5.4.0-1058.60~18.04.1","5.4.0-1059.62~18.04.1","5.4.0-1061.64~18.04.1","5.4.0-1062.65~18.04.1","5.4.0-1063.66~18.04.1","5.4.0-1064.67~18.04.1","5.4.0-1065.68~18.04.1","5.4.0-1067.70~18.04.1","5.4.0-1068.71~18.04.1","5.4.0-1069.72~18.04.1","5.4.0-1070.73~18.04.1","5.4.0-1072.75~18.04.1","5.4.0-1073.76~18.04.1","5.4.0-1074.77~18.04.1","5.4.0-1077.80~18.04.1","5.4.0-1078.81~18.04.1","5.4.0-1080.83~18.04.2","5.4.0-1083.87~18.04.1","5.4.0-1085.90~18.04.1","5.4.0-1086.91~18.04.1","5.4.0-1089.94~18.04.1","5.4.0-1090.95~18.04.1","5.4.0-1091.96~18.04.1","5.4.0-1094.100~18.04.1","5.4.0-1095.101~18.04.1","5.4.0-1098.104~18.04.2","5.4.0-1100.106~18.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-azure-5.4-cloud-tools-5.4.0-1101"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-azure-5.4-headers-5.4.0-1101"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-azure-5.4-tools-5.4.0-1101"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-buildinfo-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-cloud-tools-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-headers-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-image-unsigned-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-modules-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-modules-extra-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107~18.04.1","binary_name":"linux-tools-5.4.0-1101-azure"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2022-3643","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2022-42896","severity":[{"score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"id":"CVE-2022-43945","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"id":"CVE-2022-45934","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5830-1.json"}},{"package":{"name":"linux-raspi2","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/linux-raspi2@4.15.0-1126.134?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1126.134"}]}],"versions":["4.13.0-1005.5","4.13.0-1006.6","4.13.0-1008.8","4.15.0-1006.7","4.15.0-1009.10","4.15.0-1010.11","4.15.0-1011.12","4.15.0-1012.13","4.15.0-1013.14","4.15.0-1017.18","4.15.0-1018.19","4.15.0-1020.22","4.15.0-1021.23","4.15.0-1022.24","4.15.0-1024.26","4.15.0-1026.28","4.15.0-1027.29","4.15.0-1028.30","4.15.0-1029.31","4.15.0-1030.32","4.15.0-1031.33","4.15.0-1032.34","4.15.0-1033.35","4.15.0-1034.36","4.15.0-1036.38","4.15.0-1037.39","4.15.0-1038.40","4.15.0-1040.43","4.15.0-1041.44","4.15.0-1043.46","4.15.0-1044.47","4.15.0-1045.49","4.15.0-1047.51","4.15.0-1048.52","4.15.0-1049.53","4.15.0-1050.54","4.15.0-1052.56","4.15.0-1053.57","4.15.0-1054.58","4.15.0-1055.59","4.15.0-1057.61","4.15.0-1060.64","4.15.0-1061.65","4.15.0-1062.66","4.15.0-1063.67","4.15.0-1065.69","4.15.0-1067.71","4.15.0-1068.72","4.15.0-1070.74","4.15.0-1071.75","4.15.0-1073.78","4.15.0-1074.79","4.15.0-1076.81","4.15.0-1077.82","4.15.0-1078.83","4.15.0-1079.84","4.15.0-1080.85","4.15.0-1081.86","4.15.0-1082.87","4.15.0-1083.88","4.15.0-1084.89","4.15.0-1085.90","4.15.0-1086.91","4.15.0-1089.94","4.15.0-1092.98","4.15.0-1093.99","4.15.0-1094.100","4.15.0-1095.101","4.15.0-1096.102","4.15.0-1097.103","4.15.0-1098.104","4.15.0-1099.106","4.15.0-1101.108","4.15.0-1102.109","4.15.0-1103.110","4.15.0-1105.112","4.15.0-1106.113","4.15.0-1107.114","4.15.0-1108.115","4.15.0-1109.116","4.15.0-1111.118","4.15.0-1114.122","4.15.0-1115.123","4.15.0-1117.125","4.15.0-1118.126","4.15.0-1119.127","4.15.0-1120.128","4.15.0-1121.129","4.15.0-1124.132","4.15.0-1125.133"],"ecosystem_specific":{"binaries":[{"binary_version":"4.15.0-1126.134","binary_name":"linux-buildinfo-4.15.0-1126-raspi2"},{"binary_version":"4.15.0-1126.134","binary_name":"linux-headers-4.15.0-1126-raspi2"},{"binary_version":"4.15.0-1126.134","binary_name":"linux-image-4.15.0-1126-raspi2"},{"binary_version":"4.15.0-1126.134","binary_name":"linux-modules-4.15.0-1126-raspi2"},{"binary_version":"4.15.0-1126.134","binary_name":"linux-raspi2-headers-4.15.0-1126"},{"binary_version":"4.15.0-1126.134","binary_name":"linux-raspi2-tools-4.15.0-1126"},{"binary_version":"4.15.0-1126.134","binary_name":"linux-tools-4.15.0-1126-raspi2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2022-3643","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2022-42896","severity":[{"score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"id":"CVE-2022-43945","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"id":"CVE-2022-45934","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5830-1.json"}},{"package":{"name":"linux-azure","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/linux-azure@5.4.0-1101.107?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1101.107"}]}],"versions":["5.3.0-1003.3","5.3.0-1008.9","5.3.0-1009.10","5.4.0-1006.6","5.4.0-1008.8","5.4.0-1009.9","5.4.0-1010.10","5.4.0-1012.12","5.4.0-1016.16","5.4.0-1019.19","5.4.0-1020.20","5.4.0-1022.22","5.4.0-1023.23","5.4.0-1025.25","5.4.0-1026.26","5.4.0-1031.32","5.4.0-1032.33","5.4.0-1034.35","5.4.0-1035.36","5.4.0-1036.38","5.4.0-1039.41","5.4.0-1040.42","5.4.0-1041.43","5.4.0-1043.45","5.4.0-1044.46","5.4.0-1046.48","5.4.0-1047.49","5.4.0-1048.50","5.4.0-1049.51","5.4.0-1051.53","5.4.0-1055.57","5.4.0-1056.58","5.4.0-1058.60","5.4.0-1059.62","5.4.0-1061.64","5.4.0-1062.65","5.4.0-1063.66","5.4.0-1064.67","5.4.0-1065.68","5.4.0-1067.70","5.4.0-1068.71","5.4.0-1069.72","5.4.0-1070.73","5.4.0-1072.75","5.4.0-1073.76","5.4.0-1074.77","5.4.0-1077.80","5.4.0-1078.81","5.4.0-1080.83","5.4.0-1083.87","5.4.0-1085.90","5.4.0-1086.91","5.4.0-1089.94","5.4.0-1090.95","5.4.0-1091.96","5.4.0-1094.100","5.4.0-1095.101","5.4.0-1098.104","5.4.0-1100.106"],"ecosystem_specific":{"binaries":[{"binary_version":"5.4.0-1101.107","binary_name":"linux-azure-cloud-tools-5.4.0-1101"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-azure-headers-5.4.0-1101"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-azure-tools-5.4.0-1101"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-buildinfo-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-cloud-tools-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-headers-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-image-unsigned-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-modules-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-modules-extra-5.4.0-1101-azure"},{"binary_version":"5.4.0-1101.107","binary_name":"linux-tools-5.4.0-1101-azure"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2022-3643","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2022-42896","severity":[{"score":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"id":"CVE-2022-43945","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}]},{"id":"CVE-2022-45934","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5830-1.json"}}],"schema_version":"1.7.5"}