{"id":"USN-8658-2","summary":"linux-ibm 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":"2026-08-22T06:15:10.237543490Z","published":"2026-08-21T22:02:41Z","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-8658-2"},{"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-ibm","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/linux-ibm?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-1108.112"}]}],"versions":["5.15.0-1002.2","5.15.0-1003.3","5.15.0-1004.4","5.15.0-1005.5","5.15.0-1007.8","5.15.0-1009.11","5.15.0-1010.12","5.15.0-1012.14","5.15.0-1013.15","5.15.0-1015.17","5.15.0-1017.20","5.15.0-1018.21","5.15.0-1021.24","5.15.0-1022.25","5.15.0-1023.26","5.15.0-1025.28","5.15.0-1026.29","5.15.0-1027.30","5.15.0-1028.31","5.15.0-1029.32","5.15.0-1030.33","5.15.0-1031.34","5.15.0-1032.35","5.15.0-1033.36","5.15.0-1034.37","5.15.0-1035.38","5.15.0-1036.39","5.15.0-1037.40","5.15.0-1038.41","5.15.0-1040.43","5.15.0-1041.44","5.15.0-1042.45","5.15.0-1043.46","5.15.0-1044.47","5.15.0-1045.48","5.15.0-1046.49","5.15.0-1047.50","5.15.0-1048.51","5.15.0-1049.52","5.15.0-1050.53","5.15.0-1053.56","5.15.0-1054.57","5.15.0-1055.58","5.15.0-1056.59","5.15.0-1057.60","5.15.0-1058.61","5.15.0-1059.62","5.15.0-1060.63","5.15.0-1061.64","5.15.0-1062.65","5.15.0-1063.66","5.15.0-1064.67","5.15.0-1065.68","5.15.0-1066.69","5.15.0-1067.70","5.15.0-1068.71","5.15.0-1069.72","5.15.0-1070.73","5.15.0-1071.74","5.15.0-1072.75","5.15.0-1073.76","5.15.0-1074.77","5.15.0-1075.78","5.15.0-1076.79","5.15.0-1077.80","5.15.0-1078.81","5.15.0-1079.82","5.15.0-1080.83","5.15.0-1081.84","5.15.0-1084.87","5.15.0-1085.88","5.15.0-1086.89","5.15.0-1087.90","5.15.0-1089.92","5.15.0-1090.93","5.15.0-1091.94","5.15.0-1092.95","5.15.0-1093.96","5.15.0-1094.97","5.15.0-1095.98","5.15.0-1097.100","5.15.0-1098.101","5.15.0-1099.102","5.15.0-1100.103","5.15.0-1102.105","5.15.0-1103.106","5.15.0-1105.109","5.15.0-1106.110","5.15.0-1107.111"],"ecosystem_specific":{"binaries":[{"binary_version":"5.15.0-1108.112","binary_name":"linux-buildinfo-5.15.0-1108-ibm"},{"binary_name":"linux-headers-5.15.0-1108-ibm","binary_version":"5.15.0-1108.112"},{"binary_name":"linux-ibm-cloud-tools-common","binary_version":"5.15.0-1108.112"},{"binary_name":"linux-ibm-headers-5.15.0-1108","binary_version":"5.15.0-1108.112"},{"binary_name":"linux-ibm-source-5.15.0","binary_version":"5.15.0-1108.112"},{"binary_name":"linux-ibm-tools-5.15.0-1108","binary_version":"5.15.0-1108.112"},{"binary_version":"5.15.0-1108.112","binary_name":"linux-ibm-tools-common"},{"binary_name":"linux-image-unsigned-5.15.0-1108-ibm","binary_version":"5.15.0-1108.112"},{"binary_version":"5.15.0-1108.112","binary_name":"linux-modules-5.15.0-1108-ibm"},{"binary_name":"linux-modules-extra-5.15.0-1108-ibm","binary_version":"5.15.0-1108.112"},{"binary_version":"5.15.0-1108.112","binary_name":"linux-tools-5.15.0-1108-ibm"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"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":[{"type":"CVSS_V4","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_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2026-53246"},{"id":"CVE-2026-64531","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"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"high"}]}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8658-2.json"}}],"schema_version":"1.9.0"}