{"id":"USN-8145-4","summary":"linux-hwe 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  - ARM64 architecture;\n  - Cryptographic API;\n  - UDF file system;\n  - NFC subsystem;\n  - Network traffic control;\n(CVE-2024-46777, CVE-2025-21735, CVE-2025-37849, CVE-2026-23060,\nCVE-2026-23074)\n","modified":"2026-04-13T14:29:16.361925589Z","published":"2026-04-09T23:14:37Z","related":["UBUNTU-CVE-2024-46777","UBUNTU-CVE-2025-21735","UBUNTU-CVE-2025-37849","UBUNTU-CVE-2026-23060","UBUNTU-CVE-2026-23074"],"upstream":["CVE-2024-46777","CVE-2025-21735","CVE-2025-37849","CVE-2026-23060","CVE-2026-23074","UBUNTU-CVE-2024-46777","UBUNTU-CVE-2025-21735","UBUNTU-CVE-2025-37849","UBUNTU-CVE-2026-23060","UBUNTU-CVE-2026-23074"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8145-4"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-46777"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21735"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-37849"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-23060"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-23074"}],"affected":[{"package":{"name":"linux-hwe","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/linux-hwe@4.15.0-248.260~16.04.1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-248.260~16.04.1"}]}],"versions":["4.8.0-36.36~16.04.1","4.8.0-39.42~16.04.1","4.8.0-41.44~16.04.1","4.8.0-42.45~16.04.1","4.8.0-44.47~16.04.1","4.8.0-45.48~16.04.1","4.8.0-46.49~16.04.1","4.8.0-49.52~16.04.1","4.8.0-51.54~16.04.1","4.8.0-52.55~16.04.1","4.8.0-53.56~16.04.1","4.8.0-54.57~16.04.1","4.8.0-56.61~16.04.1","4.8.0-58.63~16.04.1","4.10.0-27.30~16.04.2","4.10.0-28.32~16.04.2","4.10.0-30.34~16.04.1","4.10.0-32.36~16.04.1","4.10.0-33.37~16.04.1","4.10.0-35.39~16.04.1","4.10.0-37.41~16.04.1","4.10.0-38.42~16.04.1","4.10.0-40.44~16.04.1","4.10.0-42.46~16.04.1","4.13.0-26.29~16.04.2","4.13.0-31.34~16.04.1","4.13.0-32.35~16.04.1","4.13.0-36.40~16.04.1","4.13.0-37.42~16.04.1","4.13.0-38.43~16.04.1","4.13.0-39.44~16.04.1","4.13.0-41.46~16.04.1","4.13.0-43.48~16.04.1","4.13.0-45.50~16.04.1","4.15.0-24.26~16.04.1","4.15.0-29.31~16.04.1","4.15.0-30.32~16.04.1","4.15.0-32.35~16.04.1","4.15.0-33.36~16.04.1","4.15.0-34.37~16.04.1","4.15.0-36.39~16.04.1","4.15.0-38.41~16.04.1","4.15.0-39.42~16.04.1","4.15.0-42.45~16.04.1","4.15.0-43.46~16.04.1","4.15.0-45.48~16.04.1","4.15.0-46.49~16.04.1","4.15.0-47.50~16.04.1","4.15.0-48.51~16.04.1","4.15.0-50.54~16.04.1","4.15.0-51.55~16.04.1","4.15.0-52.56~16.04.1","4.15.0-54.58~16.04.1","4.15.0-55.60~16.04.2","4.15.0-58.64~16.04.1","4.15.0-60.67~16.04.1","4.15.0-62.69~16.04.1","4.15.0-64.73~16.04.1","4.15.0-65.74~16.04.1","4.15.0-66.75~16.04.1","4.15.0-69.78~16.04.1","4.15.0-70.79~16.04.1","4.15.0-72.81~16.04.1","4.15.0-74.83~16.04.1","4.15.0-76.86~16.04.1","4.15.0-88.88~16.04.1","4.15.0-91.92~16.04.1","4.15.0-96.97~16.04.1","4.15.0-99.100~16.04.1","4.15.0-101.102~16.04.1","4.15.0-106.107~16.04.1","4.15.0-107.108~16.04.1","4.15.0-112.113~16.04.1","4.15.0-115.116~16.04.1","4.15.0-117.118~16.04.1","4.15.0-118.119~16.04.1","4.15.0-120.122~16.04.1","4.15.0-122.124~16.04.1","4.15.0-123.126~16.04.1","4.15.0-126.129~16.04.1","4.15.0-128.131~16.04.1","4.15.0-129.132~16.04.1","4.15.0-132.136~16.04.1","4.15.0-133.137~16.04.1","4.15.0-136.140~16.04.1","4.15.0-137.141~16.04.1","4.15.0-139.143~16.04.1","4.15.0-140.144~16.04.1","4.15.0-142.146~16.04.1","4.15.0-143.147~16.04.3","4.15.0-144.148~16.04.1","4.15.0-147.151~16.04.1","4.15.0-151.157~16.04.1","4.15.0-153.160~16.04.1","4.15.0-154.161~16.04.1","4.15.0-156.163~16.04.1","4.15.0-158.166~16.04.1","4.15.0-159.167~16.04.1","4.15.0-161.169~16.04.1","4.15.0-162.170~16.04.1","4.15.0-163.171~16.04.1","4.15.0-166.174~16.04.1","4.15.0-167.175~16.04.1","4.15.0-169.177~16.04.1","4.15.0-171.180~16.04.1","4.15.0-173.182~16.04.1","4.15.0-175.184~16.04.1","4.15.0-176.185~16.04.1","4.15.0-177.186~16.04.1","4.15.0-180.189~16.04.1","4.15.0-184.194~16.04.1","4.15.0-187.198~16.04.1","4.15.0-188.199~16.04.1","4.15.0-189.200~16.04.1","4.15.0-191.202~16.04.1","4.15.0-192.203~16.04.1","4.15.0-193.204~16.04.1","4.15.0-194.205~16.04.1","4.15.0-196.207~16.04.1","4.15.0-197.208~16.04.1","4.15.0-200.211~16.04.2","4.15.0-201.212~16.04.1","4.15.0-202.213~16.04.1","4.15.0-206.217~16.04.1","4.15.0-208.219~16.04.1","4.15.0-209.220~16.04.1","4.15.0-210.221~16.04.1","4.15.0-211.222~16.04.1","4.15.0-212.223~16.04.1","4.15.0-213.224~16.04.1","4.15.0-214.225~16.04.1","4.15.0-216.227~16.04.1","4.15.0-218.229~16.04.1","4.15.0-219.230~16.04.1","4.15.0-220.231~16.04.1","4.15.0-221.232~16.04.1","4.15.0-222.233~16.04.1","4.15.0-223.235~16.04.1","4.15.0-224.236~16.04.1","4.15.0-225.237~16.04.1","4.15.0-226.238~16.04.1","4.15.0-227.239~16.04.1","4.15.0-228.240~16.04.1","4.15.0-229.241~16.04.1","4.15.0-230.242~16.04.1","4.15.0-231.243~16.04.1","4.15.0-232.244~16.04.1","4.15.0-233.245~16.04.1","4.15.0-234.246~16.04.1","4.15.0-235.247~16.04.1","4.15.0-236.248~16.04.1","4.15.0-237.249~16.04.1","4.15.0-238.250~16.04.1","4.15.0-239.251~16.04.1","4.15.0-240.252~16.04.1","4.15.0-241.253~16.04.1","4.15.0-242.254~16.04.1","4.15.0-243.255~16.04.1","4.15.0-245.257~16.0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with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2024-46777","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2025-21735","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":"high","type":"Ubuntu"}]},{"id":"CVE-2025-37849","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":"high","type":"Ubuntu"}]},{"id":"CVE-2026-23060","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2026-23074","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":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8145-4.json"}}],"schema_version":"1.7.5"}