{"id":"USN-6329-1","summary":"linux-gcp-5.4, linux-oracle-5.4 vulnerabilities","details":"Daniel Moghimi discovered that some Intel(R) Processors did not properly\nclear microarchitectural state after speculative execution of various\ninstructions. A local unprivileged user could use this to obtain to\nsensitive information. (CVE-2022-40982)\n\nTavis Ormandy discovered that some AMD processors did not properly handle\nspeculative execution of certain vector register instructions. A local\nattacker could use this to expose sensitive information. (CVE-2023-20593)\n\nIt was discovered that the universal 32bit network packet classifier\nimplementation in the Linux kernel did not properly perform reference\ncounting in some situations, leading to a use-after-free vulnerability. A\nlocal attacker could use this to cause a denial of service (system crash)\nor possibly execute arbitrary code. (CVE-2023-3609)\n\nIt was discovered that the Quick Fair Queueing network scheduler\nimplementation in the Linux kernel contained an out-of-bounds write\nvulnerability. A local attacker could use this to cause a denial of service\n(system crash) or possibly execute arbitrary code. (CVE-2023-3611)\n\nIt was discovered that the network packet classifier with\nnetfilter/firewall marks implementation in the Linux kernel did not\nproperly handle reference counting, leading to a use-after-free\nvulnerability. A local attacker could use this to cause a denial of service\n(system crash) or possibly execute arbitrary code. (CVE-2023-3776)\n\n","modified":"2026-02-10T04:43:17Z","published":"2023-08-31T22:07:37Z","related":["UBUNTU-CVE-2022-40982","UBUNTU-CVE-2023-20593","UBUNTU-CVE-2023-3609","UBUNTU-CVE-2023-3611","UBUNTU-CVE-2023-3776"],"upstream":["CVE-2022-40982","CVE-2023-20593","CVE-2023-3609","CVE-2023-3611","CVE-2023-3776","UBUNTU-CVE-2022-40982","UBUNTU-CVE-2023-20593","UBUNTU-CVE-2023-3609","UBUNTU-CVE-2023-3611","UBUNTU-CVE-2023-3776"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6329-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-40982"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-3609"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-3611"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-3776"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-20593"}],"affected":[{"package":{"name":"linux-gcp-5.4","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/linux-gcp-5.4@5.4.0-1111.120~18.04.1?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1111.120~18.04.1"}]}],"versions":["5.4.0-1019.19~18.04.2","5.4.0-1021.21~18.04.1","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","5.4.0-1029.31~18.04.1","5.4.0-1030.32~18.04.1","5.4.0-1032.34~18.04.1","5.4.0-1033.35~18.04.1","5.4.0-1034.37~18.04.1","5.4.0-1036.39~18.04.1","5.4.0-1037.40~18.04.1","5.4.0-1038.41~18.04.1","5.4.0-1040.43~18.04.1","5.4.0-1041.44~18.04.1","5.4.0-1042.45~18.04.1","5.4.0-1043.46~18.04.1","5.4.0-1044.47~18.04.2","5.4.0-1046.49~18.04.1","5.4.0-1049.53~18.04.1","5.4.0-1051.55~18.04.1","5.4.0-1052.56~18.04.1","5.4.0-1053.57~18.04.1","5.4.0-1055.59~18.04.1","5.4.0-1056.60~18.04.1","5.4.0-1057.61~18.04.1","5.4.0-1058.62~18.04.1","5.4.0-1059.63~18.04.1","5.4.0-1060.64~18.04.1","5.4.0-1062.66~18.04.1","5.4.0-1063.67~18.04.1","5.4.0-1064.68~18.04.1","5.4.0-1065.69~18.04.1","5.4.0-1067.71~18.04.1","5.4.0-1068.72~18.04.1","5.4.0-1069.73~18.04.1","5.4.0-1072.77~18.04.1","5.4.0-1073.78~18.04.1","5.4.0-1075.80~18.04.1","5.4.0-1078.84~18.04.1","5.4.0-1080.87~18.04.1","5.4.0-1083.91~18.04.1","5.4.0-1084.92~18.04.1","5.4.0-1086.94~18.04.1","5.4.0-1087.95~18.04.1","5.4.0-1089.97~18.04.1","5.4.0-1092.101~18.04.1","5.4.0-1093.102~18.04.1","5.4.0-1096.105~18.04.2","5.4.0-1097.106~18.04.1","5.4.0-1098.107~18.04.1","5.4.0-1100.109~18.04.1","5.4.0-1101.110~18.04.1","5.4.0-1102.111~18.04.2","5.4.0-1103.112~18.04.1","5.4.0-1104.113~18.04.1","5.4.0-1105.114~18.04.1","5.4.0-1106.115~18.04.1","5.4.0-1107.116~18.04.1","5.4.0-1108.117~18.04.1","5.4.0-1109.118~18.04.1","5.4.0-1110.119~18.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.4.0-1111.120~18.04.1","binary_name":"linux-buildinfo-5.4.0-1111-gcp"},{"binary_version":"5.4.0-1111.120~18.04.1","binary_name":"linux-gcp-5.4-headers-5.4.0-1111"},{"binary_version":"5.4.0-1111.120~18.04.1","binary_name":"linux-gcp-5.4-tools-5.4.0-1111"},{"binary_version":"5.4.0-1111.120~18.04.1","binary_name":"linux-headers-5.4.0-1111-gcp"},{"binary_version":"5.4.0-1111.120~18.04.1","binary_name":"linux-image-unsigned-5.4.0-1111-gcp"},{"binary_version":"5.4.0-1111.120~18.04.1","binary_name":"linux-modules-5.4.0-1111-gcp"},{"binary_version":"5.4.0-1111.120~18.04.1","binary_name":"linux-modules-extra-5.4.0-1111-gcp"},{"binary_version":"5.4.0-1111.120~18.04.1","binary_name":"linux-tools-5.4.0-1111-gcp"}],"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-6329-1.json","cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-40982"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2023-3609"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2023-3611"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2023-3776"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2023-20593"}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"linux-oracle-5.4","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/linux-oracle-5.4@5.4.0-1107.116~18.04.1?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1107.116~18.04.1"}]}],"versions":["5.4.0-1019.19~18.04.1","5.4.0-1021.21~18.04.1","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","5.4.0-1029.31~18.04.1","5.4.0-1030.32~18.04.1","5.4.0-1033.35","5.4.0-1034.36~18.04.1","5.4.0-1035.38~18.04.1","5.4.0-1037.40~18.04.1","5.4.0-1038.41~18.04.1","5.4.0-1039.42~18.04.1","5.4.0-1041.44~18.04.1","5.4.0-1042.45~18.04.1","5.4.0-1043.46~18.04.1","5.4.0-1044.47~18.04.1","5.4.0-1046.50~18.04.2","5.4.0-1048.52~18.04.1","5.4.0-1049.53~18.04.1","5.4.0-1052.56~18.04.1","5.4.0-1053.57~18.04.1","5.4.0-1054.58~18.04.1","5.4.0-1055.59~18.04.1","5.4.0-1056.60~18.04.1","5.4.0-1057.61~18.04.1","5.4.0-1058.62~18.04.1","5.4.0-1059.63~18.04.1","5.4.0-1061.65~18.04.1","5.4.0-1062.66~18.04.1","5.4.0-1063.67~18.04.1","5.4.0-1064.68~18.04.1","5.4.0-1066.71~18.04.1","5.4.0-1067.72~18.04.1","5.4.0-1069.75~18.04.1","5.4.0-1070.76~18.04.1","5.4.0-1071.77~18.04.1","5.4.0-1073.79~18.04.1","5.4.0-1076.83~18.04.1","5.4.0-1078.86~18.04.1","5.4.0-1079.87~18.04.1","5.4.0-1081.89~18.04.1","5.4.0-1082.90~18.04.1","5.4.0-1083.91~18.04.1","5.4.0-1084.92~18.04.1","5.4.0-1086.95~18.04.1","5.4.0-1087.96~18.04.1","5.4.0-1090.99~18.04.2","5.4.0-1091.100~18.04.1","5.4.0-1092.101~18.04.1","5.4.0-1093.102~18.04.1","5.4.0-1094.103~18.04.1","5.4.0-1098.107~18.04.1","5.4.0-1099.108~18.04.1","5.4.0-1100.109~18.04.1","5.4.0-1101.110~18.04.1","5.4.0-1102.111~18.04.1","5.4.0-1103.112~18.04.1","5.4.0-1104.113~18.04.1","5.4.0-1105.114~18.04.1","5.4.0-1106.115~18.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.4.0-1107.116~18.04.1","binary_name":"linux-buildinfo-5.4.0-1107-oracle"},{"binary_version":"5.4.0-1107.116~18.04.1","binary_name":"linux-headers-5.4.0-1107-oracle"},{"binary_version":"5.4.0-1107.116~18.04.1","binary_name":"linux-image-unsigned-5.4.0-1107-oracle"},{"binary_version":"5.4.0-1107.116~18.04.1","binary_name":"linux-modules-5.4.0-1107-oracle"},{"binary_version":"5.4.0-1107.116~18.04.1","binary_name":"linux-modules-extra-5.4.0-1107-oracle"},{"binary_version":"5.4.0-1107.116~18.04.1","binary_name":"linux-oracle-5.4-headers-5.4.0-1107"},{"binary_version":"5.4.0-1107.116~18.04.1","binary_name":"linux-oracle-5.4-tools-5.4.0-1107"},{"binary_version":"5.4.0-1107.116~18.04.1","binary_name":"linux-tools-5.4.0-1107-oracle"}],"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-6329-1.json","cves_map":{"cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2022-40982"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2023-3609"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2023-3611"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2023-3776"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2023-20593"}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}}],"schema_version":"1.7.3"}