{"id":"USN-7990-5","summary":"linux-azure, linux-azure-5.4, linux-azure-fips 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  - Cryptographic API;\n  - Padata parallel execution mechanism;\n  - Netfilter;\n(CVE-2022-49698, CVE-2025-21726, CVE-2025-40019)\n","modified":"2026-04-27T18:35:00.389562Z","published":"2026-02-20T00:07:39Z","related":["UBUNTU-CVE-2022-49698","UBUNTU-CVE-2025-21726","UBUNTU-CVE-2025-40019"],"upstream":["CVE-2022-49698","CVE-2025-21726","CVE-2025-40019","UBUNTU-CVE-2022-49698","UBUNTU-CVE-2025-21726","UBUNTU-CVE-2025-40019"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7990-5"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-49698"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21726"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-40019"}],"affected":[{"package":{"name":"linux-azure-5.4","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/linux-azure-5.4@5.4.0-1157.164~18.04.1?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1157.164~18.04.1"}]}],"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","5.4.0-1101.107~18.04.1","5.4.0-1103.109~18.04.1","5.4.0-1104.110~18.04.1","5.4.0-1105.111~18.04.1","5.4.0-1106.112~18.04.1","5.4.0-1107.113~18.04.1","5.4.0-1108.114~18.04.1","5.4.0-1109.115~18.04.1","5.4.0-1110.116~18.04.1","5.4.0-1111.117~18.04.1","5.4.0-1112.118~18.04.1","5.4.0-1113.119~18.04.1","5.4.0-1115.122~18.04.1","5.4.0-1116.123~18.04.1","5.4.0-1117.124~18.04.1","5.4.0-1118.125~18.04.1","5.4.0-1119.126~18.04.2","5.4.0-1120.127~18.04.1","5.4.0-1121.128~18.04.1","5.4.0-1122.129~18.04.1","5.4.0-1123.130~18.04.1","5.4.0-1124.131~18.04.1","5.4.0-1126.133~18.04.1","5.4.0-1127.134~18.04.1","5.4.0-1128.135~18.04.1","5.4.0-1129.136~18.04.1","5.4.0-1130.137~18.04.1","5.4.0-1131.138~18.04.1","5.4.0-1132.139~18.04.1","5.4.0-1133.140~18.04.1","5.4.0-1134.141~18.04.1","5.4.0-1135.142~18.04.1","5.4.0-1136.143~18.04.1","5.4.0-1137.144~18.04.1","5.4.0-1138.145~18.04.1","5.4.0-1139.146~18.04.1","5.4.0-1140.147~18.04.1","5.4.0-1142.149~18.04.1","5.4.0-1143.150~18.04.1","5.4.0-1145.152~18.04.1","5.4.0-1147.154~18.04.1","5.4.0-1148.155~18.04.1","5.4.0-1149.156~18.04.1","5.4.0-1150.157~18.04.1","5.4.0-1151.158~18.04.1","5.4.0-1152.159~18.04.1","5.4.0-1153.160~18.04.1","5.4.0-1154.161~18.04.1","5.4.0-1156.163~18.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-azure-5.4-cloud-tools-5.4.0-1157","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-azure-5.4-headers-5.4.0-1157","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-azure-5.4-tools-5.4.0-1157","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-buildinfo-5.4.0-1157-azure","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-cloud-tools-5.4.0-1157-azure","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-headers-5.4.0-1157-azure","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-image-unsigned-5.4.0-1157-azure","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-modules-5.4.0-1157-azure","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-modules-extra-5.4.0-1157-azure","binary_version":"5.4.0-1157.164~18.04.1"},{"binary_name":"linux-tools-5.4.0-1157-azure","binary_version":"5.4.0-1157.164~18.04.1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7990-5.json","cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2022-49698"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2025-21726"},{"severity":[{"type":"Ubuntu","score":"medium"}],"id":"CVE-2025-40019"}]}}},{"package":{"name":"linux-azure","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/linux-azure@5.4.0-1157.164?arch=source&distro=esm-infra/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1157.164"}]}],"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","5.4.0-1101.107","5.4.0-1103.109","5.4.0-1104.110","5.4.0-1105.111","5.4.0-1106.112","5.4.0-1107.113","5.4.0-1108.114","5.4.0-1109.115","5.4.0-1110.116","5.4.0-1111.117","5.4.0-1112.118","5.4.0-1113.119","5.4.0-1114.120","5.4.0-1115.122","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","5.4.0-1122.129","5.4.0-1123.130","5.4.0-1124.131","5.4.0-1126.133","5.4.0-1127.134","5.4.0-1128.135","5.4.0-1129.136","5.4.0-1130.137","5.4.0-1131.138","5.4.0-1132.139","5.4.0-1133.140","5.4.0-1134.141","5.4.0-1135.142","5.4.0-1136.143","5.4.0-1137.144","5.4.0-1138.145","5.4.0-1139.146","5.4.0-1140.147","5.4.0-1142.149","5.4.0-1143.150","5.4.0-1145.152","5.4.0-1147.154","5.4.0-1148.155","5.4.0-1149.156","5.4.0-1150.157","5.4.0-1151.158","5.4.0-1152.159","5.4.0-1153.160","5.4.0-1154.161","5.4.0-1156.163"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-azure-cloud-tools-5.4.0-1157","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-azure-headers-5.4.0-1157","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-azure-tools-5.4.0-1157","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-buildinfo-5.4.0-1157-azure","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-cloud-tools-5.4.0-1157-azure","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-headers-5.4.0-1157-azure","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-image-unsigned-5.4.0-1157-azure","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-modules-5.4.0-1157-azure","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-modules-extra-5.4.0-1157-azure","binary_version":"5.4.0-1157.164"},{"binary_name":"linux-tools-5.4.0-1157-azure","binary_version":"5.4.0-1157.164"}],"availability":"Available with Ubuntu Pro (Infra-only): 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with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7990-5.json","cves_map":{"ecosystem":"Ubuntu:Pro:FIPS-updates:20.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2022-49698"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2025-21726"},{"severity":[{"type":"Ubuntu","score":"medium"}],"id":"CVE-2025-40019"}]}}}],"schema_version":"1.7.5"}