{"id":"USN-8013-4","summary":"linux-aws-5.15, linux-gcp-5.15, linux-nvidia-tegra-igx, linux-oracle-5.15, linux-xilinx-zynqmp 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  - SMB network file system;\n(CVE-2025-38561, CVE-2025-40019)\n","modified":"2026-04-27T18:35:37.687135Z","published":"2026-02-11T18:34:22Z","related":["UBUNTU-CVE-2025-38561","UBUNTU-CVE-2025-40019"],"upstream":["CVE-2025-38561","CVE-2025-40019","UBUNTU-CVE-2025-38561","UBUNTU-CVE-2025-40019"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8013-4"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-38561"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-40019"}],"affected":[{"package":{"name":"linux-aws-5.15","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/linux-aws-5.15@5.15.0-1099.106~20.04.1?arch=source&distro=esm-infra/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-1099.106~20.04.1"}]}],"versions":["5.15.0-1014.18~20.04.1","5.15.0-1015.19~20.04.1","5.15.0-1017.21~20.04.1","5.15.0-1019.23~20.04.1","5.15.0-1020.24~20.04.1","5.15.0-1021.25~20.04.1","5.15.0-1022.26~20.04.1","5.15.0-1023.27~20.04.1","5.15.0-1026.30~20.04.2","5.15.0-1027.31~20.04.1","5.15.0-1028.32~20.04.1","5.15.0-1030.34~20.04.1","5.15.0-1031.35~20.04.1","5.15.0-1033.37~20.04.1","5.15.0-1034.38~20.04.1","5.15.0-1035.39~20.04.1","5.15.0-1036.40~20.04.1","5.15.0-1037.41~20.04.1","5.15.0-1038.43~20.04.1","5.15.0-1039.44~20.04.1","5.15.0-1040.45~20.04.1","5.15.0-1041.46~20.04.1","5.15.0-1043.48~20.04.1","5.15.0-1044.49~20.04.1","5.15.0-1045.50~20.04.1","5.15.0-1047.52~20.04.1","5.15.0-1048.53~20.04.1","5.15.0-1049.54~20.04.1","5.15.0-1050.55~20.04.1","5.15.0-1051.56~20.04.1","5.15.0-1052.57~20.04.1","5.15.0-1053.58~20.04.1","5.15.0-1055.60~20.04.1","5.15.0-1056.61~20.04.1","5.15.0-1057.63~20.04.1","5.15.0-1058.64~20.04.1","5.15.0-1061.67~20.04.1","5.15.0-1062.68~20.04.1","5.15.0-1063.69~20.04.1","5.15.0-1064.70~20.04.1","5.15.0-1065.71~20.04.1","5.15.0-1066.72~20.04.1","5.15.0-1067.73~20.04.1","5.15.0-1068.74~20.04.1","5.15.0-1069.75~20.04.1","5.15.0-1070.76~20.04.1","5.15.0-1071.77~20.04.1","5.15.0-1072.78~20.04.1","5.15.0-1073.79~20.04.1","5.15.0-1075.82~20.04.1","5.15.0-1077.84~20.04.1","5.15.0-1080.87~20.04.1","5.15.0-1081.88~20.04.1","5.15.0-1082.89~20.04.1","5.15.0-1083.90~20.04.1","5.15.0-1084.91~20.04.1","5.15.0-1086.93~20.04.1","5.15.0-1087.94~20.04.1","5.15.0-1088.95~20.04.1","5.15.0-1089.96~20.04.1","5.15.0-1090.97~20.04.1","5.15.0-1091.98~20.04.1","5.15.0-1092.99~20.04.1","5.15.0-1093.100~20.04.1","5.15.0-1095.102~20.04.1","5.15.0-1096.103~20.04.1","5.15.0-1097.104~20.04.1","5.15.0-1098.105~20.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-aws-5.15-cloud-tools-5.15.0-1099"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-aws-5.15-headers-5.15.0-1099"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-aws-5.15-tools-5.15.0-1099"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-buildinfo-5.15.0-1099-aws"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-cloud-tools-5.15.0-1099-aws"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-headers-5.15.0-1099-aws"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-image-unsigned-5.15.0-1099-aws"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-modules-5.15.0-1099-aws"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-modules-extra-5.15.0-1099-aws"},{"binary_version":"5.15.0-1099.106~20.04.1","binary_name":"linux-tools-5.15.0-1099-aws"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:20.04:LTS","cves":[{"id":"CVE-2025-38561","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"high"}]},{"id":"CVE-2025-40019","severity":[{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8013-4.json"}},{"package":{"name":"linux-gcp-5.15","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/linux-gcp-5.15@5.15.0-1099.108~20.04.1?arch=source&distro=esm-infra/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-1099.108~20.04.1"}]}],"versions":["5.15.0-1006.9~20.04.1","5.15.0-1012.17~20.04.1","5.15.0-1013.18~20.04.1","5.15.0-1016.21~20.04.1","5.15.0-1017.23~20.04.2","5.15.0-1018.24~20.04.1","5.15.0-1021.28~20.04.1","5.15.0-1022.29~20.04.1","5.15.0-1025.32~20.04.2","5.15.0-1026.33~20.04.1","5.15.0-1027.34~20.04.1","5.15.0-1029.36~20.04.1","5.15.0-1030.37~20.04.1","5.15.0-1031.38~20.04.1","5.15.0-1032.40~20.04.1","5.15.0-1033.41~20.04.1","5.15.0-1034.42~20.04.1","5.15.0-1035.43~20.04.1","5.15.0-1036.44~20.04.1","5.15.0-1037.45~20.04.1","5.15.0-1038.46~20.04.1","5.15.0-1039.47~20.04.1","5.15.0-1040.48~20.04.1","5.15.0-1041.49~20.04.1","5.15.0-1042.50~20.04.1","5.15.0-1044.52~20.04.1","5.15.0-1045.53~20.04.2","5.15.0-1046.54~20.04.1","5.15.0-1047.55~20.04.1","5.15.0-1048.56~20.04.1","5.15.0-1049.57~20.04.1","5.15.0-1051.59~20.04.1","5.15.0-1052.60~20.04.1","5.15.0-1053.61~20.04.1","5.15.0-1054.62~20.04.1","5.15.0-1055.63~20.04.1","5.15.0-1058.66~20.04.1","5.15.0-1059.67~20.04.1","5.15.0-1060.68~20.04.1","5.15.0-1062.70~20.04.1","5.15.0-1065.73~20.04.1","5.15.0-1066.74~20.04.1","5.15.0-1067.75~20.04.1","5.15.0-1068.76~20.04.1","5.15.0-1069.77~20.04.1","5.15.0-1070.78~20.04.1","5.15.0-1071.79~20.04.1","5.15.0-1072.80~20.04.1","5.15.0-1073.81~20.04.1","5.15.0-1074.83~20.04.1","5.15.0-1075.84~20.04.1","5.15.0-1077.86~20.04.1","5.15.0-1078.87~20.04.1","5.15.0-1081.90~20.04.1","5.15.0-1083.92~20.04.1","5.15.0-1085.94~20.04.1","5.15.0-1086.95~20.04.1","5.15.0-1087.96~20.04.2","5.15.0-1088.97~20.04.1","5.15.0-1090.99~20.04.1","5.15.0-1091.100~20.04.1","5.15.0-1092.101~20.04.1","5.15.0-1093.102~20.04.1","5.15.0-1095.104~20.04.1","5.15.0-1096.105~20.04.1","5.15.0-1097.106~20.04.1","5.15.0-1098.107~20.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-buildinfo-5.15.0-1099-gcp"},{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-gcp-5.15-headers-5.15.0-1099"},{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-gcp-5.15-tools-5.15.0-1099"},{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-headers-5.15.0-1099-gcp"},{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-image-unsigned-5.15.0-1099-gcp"},{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-modules-5.15.0-1099-gcp"},{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-modules-extra-5.15.0-1099-gcp"},{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-modules-iwlwifi-5.15.0-1099-gcp"},{"binary_version":"5.15.0-1099.108~20.04.1","binary_name":"linux-tools-5.15.0-1099-gcp"}],"availability":"Available 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with Ubuntu Pro (Infra-only): 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