{"id":"USN-8658-3","summary":"linux-azure, linux-azure-fde, linux-nvidia-tegra-igx vulnerabilities","details":"Several security issues were discovered in the Linux kernel.\nAn attacker could possibly use these to compromise the system.\nThis update corrects flaws in the following subsystems:\n  - Open vSwitch;\n  - SCTP protocol;\n(CVE-2026-53224, CVE-2026-53246, CVE-2026-64531)\n","modified":"2026-08-26T02:15:30.250063864Z","published":"2026-08-25T20:27:36Z","related":["UBUNTU-CVE-2026-53224","UBUNTU-CVE-2026-53246","UBUNTU-CVE-2026-64531"],"upstream":["CVE-2026-53224","CVE-2026-53246","CVE-2026-64531","UBUNTU-CVE-2026-53224","UBUNTU-CVE-2026-53246","UBUNTU-CVE-2026-64531"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8658-3"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53224"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-53246"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-64531"}],"affected":[{"package":{"name":"linux-azure","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/linux-azure?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-1119.128"}]}],"versions":["5.13.0-1006.7","5.15.0-1001.2","5.15.0-1002.3","5.15.0-1003.4","5.15.0-1005.6","5.15.0-1007.8","5.15.0-1008.9","5.15.0-1010.12","5.15.0-1012.15","5.15.0-1013.16","5.15.0-1014.17","5.15.0-1017.20","5.15.0-1019.24","5.15.0-1020.25","5.15.0-1021.26","5.15.0-1022.27","5.15.0-1023.29","5.15.0-1024.30","5.15.0-1029.36","5.15.0-1030.37","5.15.0-1031.38","5.15.0-1033.40","5.15.0-1034.41","5.15.0-1035.42","5.15.0-1036.43","5.15.0-1037.44","5.15.0-1038.45","5.15.0-1039.46","5.15.0-1040.47","5.15.0-1041.48","5.15.0-1042.49","5.15.0-1044.51","5.15.0-1045.52","5.15.0-1046.53","5.15.0-1047.54","5.15.0-1049.56","5.15.0-1050.57","5.15.0-1051.59","5.15.0-1052.60","5.15.0-1053.61","5.15.0-1054.62","5.15.0-1056.64","5.15.0-1057.65","5.15.0-1058.66","5.15.0-1059.67","5.15.0-1060.69","5.15.0-1061.70","5.15.0-1063.72","5.15.0-1064.73","5.15.0-1066.75","5.15.0-1067.76","5.15.0-1068.77","5.15.0-1070.79","5.15.0-1071.80","5.15.0-1072.81","5.15.0-1073.82","5.15.0-1074.83","5.15.0-1075.84","5.15.0-1078.87","5.15.0-1079.88","5.15.0-1081.90","5.15.0-1082.91","5.15.0-1084.93","5.15.0-1086.95","5.15.0-1087.96","5.15.0-1088.97","5.15.0-1089.98","5.15.0-1090.99","5.15.0-1091.100","5.15.0-1092.101","5.15.0-1094.103","5.15.0-1095.104","5.15.0-1096.105","5.15.0-1097.106","5.15.0-1098.107","5.15.0-1099.108","5.15.0-1101.110","5.15.0-1102.111","5.15.0-1103.112","5.15.0-1109.118","5.15.0-1110.119","5.15.0-1111.120","5.15.0-1114.123","5.15.0-1116.125","5.15.0-1117.126","5.15.0-1118.127"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-azure-cloud-tools-5.15.0-1119","binary_version":"5.15.0-1119.128"},{"binary_name":"linux-azure-headers-5.15.0-1119","binary_version":"5.15.0-1119.128"},{"binary_name":"linux-azure-tools-5.15.0-1119","binary_version":"5.15.0-1119.128"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-buildinfo-5.15.0-1119-azure"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-cloud-tools-5.15.0-1119-azure"},{"binary_name":"linux-headers-5.15.0-1119-azure","binary_version":"5.15.0-1119.128"},{"binary_name":"linux-image-unsigned-5.15.0-1119-azure","binary_version":"5.15.0-1119.128"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-modules-5.15.0-1119-azure"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-modules-extra-5.15.0-1119-azure"},{"binary_name":"linux-modules-involflt-5.15.0-1119-azure","binary_version":"5.15.0-1119.128"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-tools-5.15.0-1119-azure"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8658-3.json","cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"id":"CVE-2026-53224","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"high"}]},{"severity":[{"score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N","type":"CVSS_V4"},{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2026-53246"},{"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2026-64531"}]}}},{"package":{"name":"linux-azure-fde","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/linux-azure-fde?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-1119.128"}]}],"versions":["5.15.0-1019.24.1","5.15.0-1024.30.1","5.15.0-1029.36.1","5.15.0-1030.37.1","5.15.0-1031.38.1","5.15.0-1033.40.1","5.15.0-1034.41.1","5.15.0-1035.42.1","5.15.0-1036.43.1","5.15.0-1037.44.1","5.15.0-1038.45.1","5.15.0-1039.46.1","5.15.0-1041.48.1","5.15.0-1042.49.1","5.15.0-1044.51.1","5.15.0-1045.52.1","5.15.0-1046.53.1","5.15.0-1047.54.1","5.15.0-1049.56.1","5.15.0-1050.57.1","5.15.0-1051.59.1","5.15.0-1052.60.1","5.15.0-1053.61.1","5.15.0-1054.62.1","5.15.0-1056.64.1","5.15.0-1057.65.1","5.15.0-1058.66.1","5.15.0-1059.67.1","5.15.0-1060.69.1","5.15.0-1061.70.1","5.15.0-1063.72.1","5.15.0-1064.73.1","5.15.0-1065.74.1","5.15.0-1067.76.1","5.15.0-1068.77.1","5.15.0-1070.79.1","5.15.0-1071.80.1","5.15.0-1072.81.1","5.15.0-1073.82.1","5.15.0-1076.85.1","5.15.0-1078.87.1","5.15.0-1081.90.1","5.15.0-1082.91.1","5.15.0-1084.93.1","5.15.0-1086.95.1","5.15.0-1087.96.1","5.15.0-1088.97.1","5.15.0-1089.98.1","5.15.0-1090.99.1","5.15.0-1091.100.1","5.15.0-1092.101.1","5.15.0-1094.103.1","5.15.0-1095.104.1","5.15.0-1096.105.1","5.15.0-1097.106.1","5.15.0-1098.107.1","5.15.0-1102.111.1","5.15.0-1109.118.1","5.15.0-1110.119.1","5.15.0-1111.120.1","5.15.0-1114.123","5.15.0-1116.125","5.15.0-1117.126","5.15.0-1118.127"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-azure-fde-cloud-tools-5.15.0-1119","binary_version":"5.15.0-1119.128"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-azure-fde-headers-5.15.0-1119"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-azure-fde-tools-5.15.0-1119"},{"binary_name":"linux-buildinfo-5.15.0-1119-azure-fde","binary_version":"5.15.0-1119.128"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-cloud-tools-5.15.0-1119-azure-fde"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-headers-5.15.0-1119-azure-fde"},{"binary_name":"linux-image-unsigned-5.15.0-1119-azure-fde","binary_version":"5.15.0-1119.128"},{"binary_name":"linux-modules-5.15.0-1119-azure-fde","binary_version":"5.15.0-1119.128"},{"binary_name":"linux-modules-extra-5.15.0-1119-azure-fde","binary_version":"5.15.0-1119.128"},{"binary_name":"linux-modules-involflt-5.15.0-1119-azure-fde","binary_version":"5.15.0-1119.128"},{"binary_version":"5.15.0-1119.128","binary_name":"linux-tools-5.15.0-1119-azure-fde"}],"availability":"No 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