{"id":"USN-7159-4","summary":"linux-iot 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  - ARM32 architecture;\n  - ARM64 architecture;\n  - S390 architecture;\n  - x86 architecture;\n  - Power management core;\n  - GPU drivers;\n  - InfiniBand drivers;\n  - Network drivers;\n  - S/390 drivers;\n  - TTY drivers;\n  - BTRFS file system;\n  - EROFS file system;\n  - F2FS file system;\n  - File systems infrastructure;\n  - BPF subsystem;\n  - Socket messages infrastructure;\n  - Bluetooth subsystem;\n  - Ethernet bridge;\n  - Networking core;\n  - IPv4 networking;\n  - SELinux security module;\n(CVE-2022-48938, CVE-2024-42156, CVE-2024-36953, CVE-2024-38538,\nCVE-2021-47501, CVE-2024-42068, CVE-2024-26947, CVE-2024-46724,\nCVE-2024-36968, CVE-2023-52497, CVE-2024-35951, CVE-2023-52488,\nCVE-2024-44940, CVE-2022-48733, CVE-2023-52498, CVE-2022-48943,\nCVE-2024-35904, CVE-2024-42077, CVE-2024-36938, CVE-2023-52639,\nCVE-2024-42240, CVE-2024-44942, CVE-2021-47076)\n","modified":"2026-02-10T04:46:14Z","published":"2024-12-20T12:33:31Z","related":["UBUNTU-CVE-2021-47076","UBUNTU-CVE-2021-47501","UBUNTU-CVE-2022-48733","UBUNTU-CVE-2022-48938","UBUNTU-CVE-2022-48943","UBUNTU-CVE-2023-52488","UBUNTU-CVE-2023-52497","UBUNTU-CVE-2023-52498","UBUNTU-CVE-2023-52639","UBUNTU-CVE-2024-26947","UBUNTU-CVE-2024-35904","UBUNTU-CVE-2024-35951","UBUNTU-CVE-2024-36938","UBUNTU-CVE-2024-36953","UBUNTU-CVE-2024-36968","UBUNTU-CVE-2024-38538","UBUNTU-CVE-2024-42068","UBUNTU-CVE-2024-42077","UBUNTU-CVE-2024-42156","UBUNTU-CVE-2024-42240","UBUNTU-CVE-2024-44940","UBUNTU-CVE-2024-44942","UBUNTU-CVE-2024-46724"],"upstream":["CVE-2021-47076","CVE-2021-47501","CVE-2022-48733","CVE-2022-48938","CVE-2022-48943","CVE-2023-52488","CVE-2023-52497","CVE-2023-52498","CVE-2023-52639","CVE-2024-26947","CVE-2024-35904","CVE-2024-35951","CVE-2024-36938","CVE-2024-36953","CVE-2024-36968","CVE-2024-38538","CVE-2024-42068","CVE-2024-42077","CVE-2024-42156","CVE-2024-42240","CVE-2024-44940","CVE-2024-44942","CVE-2024-46724","UBUNTU-CVE-2021-47076","UBUNTU-CVE-2021-47501","UBUNTU-CVE-2022-48733","UBUNTU-CVE-2022-48938","UBUNTU-CVE-2022-48943","UBUNTU-CVE-2023-52488","UBUNTU-CVE-2023-52497","UBUNTU-CVE-2023-52498","UBUNTU-CVE-2023-52639","UBUNTU-CVE-2024-26947","UBUNTU-CVE-2024-35904","UBUNTU-CVE-2024-35951","UBUNTU-CVE-2024-36938","UBUNTU-CVE-2024-36953","UBUNTU-CVE-2024-36968","UBUNTU-CVE-2024-38538","UBUNTU-CVE-2024-42068","UBUNTU-CVE-2024-42077","UBUNTU-CVE-2024-42156","UBUNTU-CVE-2024-42240","UBUNTU-CVE-2024-44940","UBUNTU-CVE-2024-44942","UBUNTU-CVE-2024-46724"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7159-4"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-47076"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-47501"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-48733"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-48938"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-48943"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52488"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52497"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52498"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52639"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-26947"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-35904"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-35951"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-36938"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-36953"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-36968"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-38538"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-42068"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-42077"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-42156"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-42240"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-44940"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-44942"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-46724"}],"affected":[{"package":{"name":"linux-iot","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/linux-iot@5.4.0-1045.46?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.4.0-1045.46"}]}],"versions":["5.4.0-1001.3","5.4.0-1004.6","5.4.0-1005.7","5.4.0-1006.8","5.4.0-1009.11","5.4.0-1010.12","5.4.0-1011.13","5.4.0-1012.14","5.4.0-1013.15","5.4.0-1014.16","5.4.0-1017.18","5.4.0-1018.19","5.4.0-1019.20","5.4.0-1021.22","5.4.0-1022.23","5.4.0-1023.24","5.4.0-1024.25","5.4.0-1025.26","5.4.0-1026.27","5.4.0-1028.29","5.4.0-1029.30","5.4.0-1030.31","5.4.0-1031.32","5.4.0-1032.33","5.4.0-1033.34","5.4.0-1034.35","5.4.0-1035.36","5.4.0-1036.37","5.4.0-1037.38","5.4.0-1038.39","5.4.0-1039.40","5.4.0-1040.41","5.4.0-1041.42","5.4.0-1042.43","5.4.0-1043.44","5.4.0-1044.45"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-buildinfo-5.4.0-1045-iot","binary_version":"5.4.0-1045.46"},{"binary_name":"linux-headers-5.4.0-1045-iot","binary_version":"5.4.0-1045.46"},{"binary_name":"linux-image-5.4.0-1045-iot","binary_version":"5.4.0-1045.46"},{"binary_name":"linux-image-unsigned-5.4.0-1045-iot","binary_version":"5.4.0-1045.46"},{"binary_name":"linux-iot-headers-5.4.0-1045","binary_version":"5.4.0-1045.46"},{"binary_name":"linux-iot-tools-5.4.0-1045","binary_version":"5.4.0-1045.46"},{"binary_name":"linux-modules-5.4.0-1045-iot","binary_version":"5.4.0-1045.46"},{"binary_name":"linux-tools-5.4.0-1045-iot","binary_version":"5.4.0-1045.46"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"id":"CVE-2021-47076","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-2021-47501","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-2022-48733","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-2022-48938","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-2022-48943","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-2023-52488","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-2023-52497","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2023-52498","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-2023-52639","severity":[{"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":"medium"}]},{"id":"CVE-2024-26947","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-2024-35904","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-2024-35951","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-2024-36938","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-2024-36953","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/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-2024-36968","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2024-38538","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2024-42068","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-2024-42077","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-2024-42156","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2024-42240","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-2024-44940","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-2024-44942","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-2024-46724","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7159-4.json"}}],"schema_version":"1.7.3"}