{"id":"USN-8279-2","summary":"linux-gcp-5.15 vulnerabilities","details":"It was discovered that the Linux kernel algif_aead module did not properly\nhandle in-place cryptographic operations. This flaw is known as Copy Fail.\nA local attacker could use this to escalate privileges, or possibly escape\na container. (CVE-2026-31431)\n\nSeveral 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  - Ethernet bonding driver;\n  - SMB network file system;\n  - Netfilter;\n  - io_uring subsystem;\n  - Packet sockets;\n  - TLS protocol;\n(CVE-2024-35862, CVE-2024-50060, CVE-2026-23274, CVE-2026-23351,\nCVE-2026-31419, CVE-2026-31504, CVE-2026-31533, CVE-2026-43033,\nCVE-2026-43077, CVE-2026-43078)\n","modified":"2026-06-03T13:34:29.540908700Z","published":"2026-05-22T21:14:08Z","related":["UBUNTU-CVE-2024-35862","UBUNTU-CVE-2024-50060","UBUNTU-CVE-2026-23274","UBUNTU-CVE-2026-23351","UBUNTU-CVE-2026-31419","UBUNTU-CVE-2026-31431","UBUNTU-CVE-2026-31504","UBUNTU-CVE-2026-31533","UBUNTU-CVE-2026-43033","UBUNTU-CVE-2026-43077","UBUNTU-CVE-2026-43078"],"upstream":["UBUNTU-CVE-2024-35862","UBUNTU-CVE-2024-50060","UBUNTU-CVE-2026-23274","UBUNTU-CVE-2026-23351","UBUNTU-CVE-2026-31419","UBUNTU-CVE-2026-31431","UBUNTU-CVE-2026-31504","UBUNTU-CVE-2026-31533","UBUNTU-CVE-2026-43033","UBUNTU-CVE-2026-43077","UBUNTU-CVE-2026-43078"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8279-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-35862"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-50060"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-23274"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-23351"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31419"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31431"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31504"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-31533"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43033"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43077"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-43078"}],"affected":[{"package":{"name":"linux-gcp-5.15","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/linux-gcp-5.15?arch=source&distro=esm-infra%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.0-1108.117~20.04.1"}]}],"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","5.15.0-1099.108~20.04.1","5.15.0-1100.109~20.04.1","5.15.0-1101.110~20.04.1","5.15.0-1103.112~20.04.1","5.15.0-1104.113~20.04.1","5.15.0-1106.115~20.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-buildinfo-5.15.0-1108-gcp","binary_version":"5.15.0-1108.117~20.04.1"},{"binary_name":"linux-gcp-5.15-headers-5.15.0-1108","binary_version":"5.15.0-1108.117~20.04.1"},{"binary_name":"linux-gcp-5.15-tools-5.15.0-1108","binary_version":"5.15.0-1108.117~20.04.1"},{"binary_name":"linux-headers-5.15.0-1108-gcp","binary_version":"5.15.0-1108.117~20.04.1"},{"binary_name":"linux-image-unsigned-5.15.0-1108-gcp","binary_version":"5.15.0-1108.117~20.04.1"},{"binary_name":"linux-modules-5.15.0-1108-gcp","binary_version":"5.15.0-1108.117~20.04.1"},{"binary_name":"linux-modules-extra-5.15.0-1108-gcp","binary_version":"5.15.0-1108.117~20.04.1"},{"binary_name":"linux-modules-iwlwifi-5.15.0-1108-gcp","binary_version":"5.15.0-1108.117~20.04.1"},{"binary_name":"linux-tools-5.15.0-1108-gcp","binary_version":"5.15.0-1108.117~20.04.1"}],"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-8279-2.json","cves_map":{"cves":[{"id":"CVE-2024-35862","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-2024-50060","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":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-23274","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-2026-23351","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-2026-31419","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-2026-31431","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-2026-31504","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-2026-31533","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-43033","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-2026-43077","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":"Ubuntu","score":"medium"}]},{"id":"CVE-2026-43078","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"}]}],"ecosystem":"Ubuntu:Pro:20.04:LTS"}}}],"schema_version":"1.7.5"}