{"id":"USN-5595-1","summary":"linux-aws-5.4, linux-azure-5.4 vulnerabilities","details":"\nAsaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe)\nEthernet driver for the Linux kernel performed insufficient control flow\nmanagement. A local attacker could possibly use this to cause a denial of\nservice. (CVE-2021-33061)\n\nIt was discovered that the virtual terminal driver in the Linux kernel did\nnot properly handle VGA console font changes, leading to an out-of-bounds\nwrite. A local attacker could use this to cause a denial of service (system\ncrash) or possibly execute arbitrary code. (CVE-2021-33656)\n\n","modified":"2026-02-10T04:42:46Z","published":"2022-09-02T21:48:30Z","related":["UBUNTU-CVE-2021-33061","UBUNTU-CVE-2021-33656"],"upstream":["CVE-2021-33061","CVE-2021-33656","UBUNTU-CVE-2021-33061","UBUNTU-CVE-2021-33656"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5595-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-33061"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-33656"}],"affected":[{"package":{"name":"linux-aws-5.4","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/linux-aws-5.4@5.4.0-1084.91~18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1084.91~18.04.1"}]}],"versions":["5.4.0-1018.18~18.04.1","5.4.0-1020.20~18.04.2","5.4.0-1022.22~18.04.1","5.4.0-1024.24~18.04.1","5.4.0-1025.25~18.04.1","5.4.0-1028.29~18.04.1","5.4.0-1029.30~18.04.1","5.4.0-1030.31~18.04.1","5.4.0-1032.33~18.04.1","5.4.0-1034.35~18.04.1","5.4.0-1035.37~18.04.1","5.4.0-1037.39~18.04.1","5.4.0-1038.40~18.04.1","5.4.0-1039.41~18.04.1","5.4.0-1041.43~18.04.1","5.4.0-1043.45~18.04.1","5.4.0-1045.47~18.04.1","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","5.4.0-1054.57~18.04.1","5.4.0-1055.58~18.04.1","5.4.0-1056.59~18.04.1","5.4.0-1057.60~18.04.1","5.4.0-1058.61~18.04.3","5.4.0-1059.62~18.04.1","5.4.0-1060.63~18.04.1","5.4.0-1061.64~18.04.1","5.4.0-1063.66~18.04.1","5.4.0-1064.67~18.04.1","5.4.0-1065.68~18.04.1","5.4.0-1066.69~18.04.1","5.4.0-1068.72~18.04.1","5.4.0-1069.73~18.04.1","5.4.0-1071.76~18.04.1","5.4.0-1072.77~18.04.1","5.4.0-1075.80~18.04.1","5.4.0-1078.84~18.04.1","5.4.0-1080.87~18.04.1","5.4.0-1081.88~18.04.1","5.4.0-1083.90~18.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-aws-5.4-cloud-tools-5.4.0-1084","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-aws-5.4-headers-5.4.0-1084","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-aws-5.4-tools-5.4.0-1084","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-buildinfo-5.4.0-1084-aws","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-cloud-tools-5.4.0-1084-aws","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-headers-5.4.0-1084-aws","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-image-unsigned-5.4.0-1084-aws","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-modules-5.4.0-1084-aws","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-modules-extra-5.4.0-1084-aws","binary_version":"5.4.0-1084.91~18.04.1"},{"binary_name":"linux-tools-5.4.0-1084-aws","binary_version":"5.4.0-1084.91~18.04.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2021-33061","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2021-33656","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5595-1.json"}},{"package":{"name":"linux-azure-5.4","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/linux-azure-5.4@5.4.0-1090.95~18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1090.95~18.04.1"}]}],"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"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-azure-5.4-cloud-tools-5.4.0-1090","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-azure-5.4-headers-5.4.0-1090","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-azure-5.4-tools-5.4.0-1090","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-buildinfo-5.4.0-1090-azure","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-cloud-tools-5.4.0-1090-azure","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-headers-5.4.0-1090-azure","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-image-unsigned-5.4.0-1090-azure","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-modules-5.4.0-1090-azure","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-modules-extra-5.4.0-1090-azure","binary_version":"5.4.0-1090.95~18.04.1"},{"binary_name":"linux-tools-5.4.0-1090-azure","binary_version":"5.4.0-1090.95~18.04.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2021-33061","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2021-33656","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5595-1.json"}}],"schema_version":"1.7.3"}