{"id":"CLSA-2025-1749548218","summary":"Fix of 6 CVEs","details":"   * CVE-url: https://ubuntu.com/security/CVE-2024-57896\n     - btrfs: flush delalloc workers queue before stopping cleaner kthread during\n       unmount\n   * CVE-url: https://ubuntu.com/security/CVE-2024-56551\n     - drm/amdgpu: fix usage slab after free\n   * CVE-url: https://ubuntu.com/security/CVE-2021-47211\n     - ALSA: usb-audio: fix null pointer dereference on pointer cs_desc\n   * CVE-url: https://ubuntu.com/security/CVE-2024-56661\n     - tipc: fix NULL deref in cleanup_bearer()\n   * CVE-url: https://ubuntu.com/security/CVE-2024-56642\n     - tipc: Fix use-after-free of kernel socket in cleanup_bearer().\n   * CVE-url: https://ubuntu.com/security/CVE-2021-47163\n     - tipc: wait and exit until all work queues are done\n   * Miscellaneous upstream changes\n     - Revert \"block: add check that partition length needs to be aligned with\n       block size\"","modified":"2026-06-04T10:04:19.318080802Z","published":"2025-06-10T09:37:03Z","upstream":["CVE-2021-47163","CVE-2021-47211","CVE-2024-56551","CVE-2024-56642","CVE-2024-56661","CVE-2024-57896"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu16.04els/CLSA-2025-1749548218.html"}],"affected":[{"package":{"name":"linux-buildinfo-4.4.0-275-tuxcare.els46-generic","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-buildinfo-4.4.0-275-tuxcare.els46-generic?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-buildinfo-4.4.0-275-tuxcare.els46-lowlatency","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-buildinfo-4.4.0-275-tuxcare.els46-lowlatency?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-cloud-tools-4.4.0-275-tuxcare.els46","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-cloud-tools-4.4.0-275-tuxcare.els46?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-cloud-tools-4.4.0-275-tuxcare.els46-generic","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-cloud-tools-4.4.0-275-tuxcare.els46-generic?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-cloud-tools-4.4.0-275-tuxcare.els46-lowlatency","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-cloud-tools-4.4.0-275-tuxcare.els46-lowlatency?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-cloud-tools-common","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-cloud-tools-common?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-doc","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-doc?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-headers-4.4.0-275-tuxcare.els46","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-headers-4.4.0-275-tuxcare.els46?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-headers-4.4.0-275-tuxcare.els46-generic","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-headers-4.4.0-275-tuxcare.els46-generic?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-headers-4.4.0-275-tuxcare.els46-lowlatency","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-headers-4.4.0-275-tuxcare.els46-lowlatency?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-image-unsigned-4.4.0-275-tuxcare.els46-generic","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/linux-image-unsigned-4.4.0-275-tuxcare.els46-generic?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-275.309"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2025-1749548218.json"}},{"package":{"name":"linux-image-unsigned-4.4.0-275-tuxcare.els46-lowlatency","ecosystem":"TuxCare:Ubuntu:16.04","purl":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