{"id":"USN-7496-3","summary":"linux-azure, linux-azure-4.15 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  - Block layer subsystem;\n  - Character device driver;\n  - Hardware crypto device drivers;\n  - GPU drivers;\n  - Media drivers;\n  - Network drivers;\n  - SCSI subsystem;\n  - USB Gadget drivers;\n  - Framebuffer layer;\n  - Ceph distributed file system;\n  - File systems infrastructure;\n  - JFS file system;\n  - Network file system (NFS) client;\n  - NILFS2 file system;\n  - SMB network file system;\n  - Netfilter;\n  - CAN network layer;\n  - IPv6 networking;\n  - MAC80211 subsystem;\n  - Netlink;\n  - Network traffic control;\n  - SCTP protocol;\n  - TIPC protocol;\n(CVE-2023-52741, CVE-2024-56631, CVE-2024-50296, CVE-2024-50256,\nCVE-2024-50237, CVE-2021-47219, CVE-2024-49944, CVE-2024-26915,\nCVE-2024-56642, CVE-2023-52664, CVE-2024-36934, CVE-2023-52458,\nCVE-2024-35864, CVE-2024-56598, CVE-2025-21971, CVE-2024-53063,\nCVE-2023-52927, CVE-2024-46771, CVE-2024-49925, CVE-2024-53140,\nCVE-2024-36015, CVE-2024-26689, CVE-2024-53173, CVE-2021-47191,\nCVE-2024-56770, CVE-2024-56650, CVE-2021-47150, CVE-2021-47163,\nCVE-2024-46780, CVE-2024-56651, CVE-2024-26996, CVE-2024-26974,\nCVE-2024-53066)\n","modified":"2026-02-10T04:48:36Z","published":"2025-05-07T10:10:11Z","related":["UBUNTU-CVE-2021-47150","UBUNTU-CVE-2021-47163","UBUNTU-CVE-2021-47191","UBUNTU-CVE-2021-47219","UBUNTU-CVE-2023-52458","UBUNTU-CVE-2023-52664","UBUNTU-CVE-2023-52741","UBUNTU-CVE-2023-52927","UBUNTU-CVE-2024-26689","UBUNTU-CVE-2024-26915","UBUNTU-CVE-2024-26974","UBUNTU-CVE-2024-26996","UBUNTU-CVE-2024-35864","UBUNTU-CVE-2024-36015","UBUNTU-CVE-2024-36934","UBUNTU-CVE-2024-46771","UBUNTU-CVE-2024-46780","UBUNTU-CVE-2024-49925","UBUNTU-CVE-2024-49944","UBUNTU-CVE-2024-50237","UBUNTU-CVE-2024-50256","UBUNTU-CVE-2024-50296","UBUNTU-CVE-2024-53063","UBUNTU-CVE-2024-53066","UBUNTU-CVE-2024-53140","UBUNTU-CVE-2024-53173","UBUNTU-CVE-2024-56598","UBUNTU-CVE-2024-56631","UBUNTU-CVE-2024-56642","UBUNTU-CVE-2024-56650","UBUNTU-CVE-2024-56651","UBUNTU-CVE-2024-56770","UBUNTU-CVE-2025-21971"],"upstream":["CVE-2021-47150","CVE-2021-47163","CVE-2021-47191","CVE-2021-47219","CVE-2023-52458","CVE-2023-52664","CVE-2023-52741","CVE-2023-52927","CVE-2024-26689","CVE-2024-26915","CVE-2024-26974","CVE-2024-26996","CVE-2024-35864","CVE-2024-36015","CVE-2024-36934","CVE-2024-46771","CVE-2024-46780","CVE-2024-49925","CVE-2024-49944","CVE-2024-50237","CVE-2024-50256","CVE-2024-50296","CVE-2024-53063","CVE-2024-53066","CVE-2024-53140","CVE-2024-53173","CVE-2024-56598","CVE-2024-56631","CVE-2024-56642","CVE-2024-56650","CVE-2024-56651","CVE-2024-56770","CVE-2025-21971","UBUNTU-CVE-2021-47150","UBUNTU-CVE-2021-47163","UBUNTU-CVE-2021-47191","UBUNTU-CVE-2021-47219","UBUNTU-CVE-2023-52458","UBUNTU-CVE-2023-52664","UBUNTU-CVE-2023-52741","UBUNTU-CVE-2023-52927","UBUNTU-CVE-2024-26689","UBUNTU-CVE-2024-26915","UBUNTU-CVE-2024-26974","UBUNTU-CVE-2024-26996","UBUNTU-CVE-2024-35864","UBUNTU-CVE-2024-36015","UBUNTU-CVE-2024-36934","UBUNTU-CVE-2024-46771","UBUNTU-CVE-2024-46780","UBUNTU-CVE-2024-49925","UBUNTU-CVE-2024-49944","UBUNTU-CVE-2024-50237","UBUNTU-CVE-2024-50256","UBUNTU-CVE-2024-50296","UBUNTU-CVE-2024-53063","UBUNTU-CVE-2024-53066","UBUNTU-CVE-2024-53140","UBUNTU-CVE-2024-53173","UBUNTU-CVE-2024-56598","UBUNTU-CVE-2024-56631","UBUNTU-CVE-2024-56642","UBUNTU-CVE-2024-56650","UBUNTU-CVE-2024-56651","UBUNTU-CVE-2024-56770","UBUNTU-CVE-2025-21971"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7496-3"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-47150"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-47163"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-47191"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-47219"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52458"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52664"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52741"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-52927"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-26689"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-26915"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-26974"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-26996"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-35864"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-36015"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-36934"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-46771"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-46780"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-49925"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-49944"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-50237"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-50256"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-50296"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-53063"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-53066"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-53140"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-53173"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-56598"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-56631"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-56642"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-56650"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-56651"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-56770"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-21971"}],"affected":[{"package":{"name":"linux-azure","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/linux-azure@4.15.0-1188.203~16.04.1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.15.0-1188.203~16.04.1"}]}],"versions":["4.11.0-1009.9","4.11.0-1011.11","4.11.0-1013.13","4.11.0-1014.14","4.1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with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-azure-cloud-tools-4.15.0-1188"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-azure-headers-4.15.0-1188"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-azure-tools-4.15.0-1188"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-buildinfo-4.15.0-1188-azure"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-cloud-tools-4.15.0-1188-azure"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-headers-4.15.0-1188-azure"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-image-unsigned-4.15.0-1188-azure"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-modules-4.15.0-1188-azure"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-modules-extra-4.15.0-1188-azure"},{"binary_version":"4.15.0-1188.203~16.04.1","binary_name":"linux-tools-4.15.0-1188-azure"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"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-2021-47150"},{"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-2021-47163"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-47191"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-47219"},{"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-2023-52458"},{"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-2023-52664"},{"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":"medium","type":"Ubuntu"}],"id":"CVE-2023-52741"},{"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-2023-52927"},{"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-2024-26689"},{"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-2024-26915"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2024-26974"},{"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":"medium","type":"Ubuntu"}],"id":"CVE-2024-26996"},{"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-2024-35864"},{"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":"medium","type":"Ubuntu"}],"id":"CVE-2024-36015"},{"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":"medium","type":"Ubuntu"}],"id":"CVE-2024-36934"},{"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-2024-46771"},{"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-2024-46780"},{"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-2024-49925"},{"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-2024-49944"},{"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":"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-2024-50237"},{"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":"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-2024-50256"},{"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":"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-2024-50296"},{"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":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2024-53063"},{"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":"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-2024-53066"},{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","typ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