USN-7515-2

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems:

• RISC-V architecture;
• x86 architecture;
• Block layer subsystem;
• Compute Acceleration Framework;
• ACPI drivers;
• Drivers core;
• Ublk userspace block driver;
• Virtio block driver;
• DMA engine subsystem;
• GPU drivers;
• Microsoft Hyper-V drivers;
• Hardware monitoring drivers;
• IIO ADC drivers;
• IIO subsystem;
• InfiniBand drivers;
• Multiple devices driver;
• Media drivers;
• Microchip PCI driver;
• Network drivers;
• Mellanox network drivers;
• STMicroelectronics network drivers;
• PCI subsystem;
• Pin controllers subsystem;
• x86 platform drivers;
• Power supply drivers;
• SCSI subsystem;
• USB Gadget drivers;
• TDX Guest driver;
• AFS file system;
• BTRFS file system;
• Ceph distributed file system;
• EROFS file system;
• File systems infrastructure;
• Network file systems library;
• NILFS2 file system;
• Overlay file system;
• SMB network file system;
• VLANs driver;
• Memory management;
• LAPB network protocol;
• io_uring subsystem;
• BPF subsystem;
• Control group (cgroup);
• Tracing infrastructure;
• Workqueue subsystem;
• Bluetooth subsystem;
• Networking core;
• IPv4 networking;
• IPv6 networking;
• MAC80211 subsystem;
• Multipath TCP;
• Netfilter;
• NET/ROM layer;
• Packet sockets;
• RDS protocol;
• Network traffic control;
• SCTP protocol;
• SMC sockets;
• Wireless networking;
• SELinux security module;
• ALSA framework;
• SOF drivers; (CVE-2024-57945, CVE-2024-56717, CVE-2024-57806, CVE-2025-21659, CVE-2024-57899, CVE-2024-57933, CVE-2024-56675, CVE-2025-21653, CVE-2024-44964, CVE-2024-57892, CVE-2024-56760, CVE-2024-57906, CVE-2024-57792, CVE-2024-54455, CVE-2025-21656, CVE-2024-56656, CVE-2024-57884, CVE-2025-21638, CVE-2024-56758, CVE-2025-21663, CVE-2024-54460, CVE-2024-57911, CVE-2024-55639, CVE-2024-57890, CVE-2025-21632, CVE-2024-57896, CVE-2024-56657, CVE-2024-54683, CVE-2025-21640, CVE-2025-21655, CVE-2025-21651, CVE-2024-57940, CVE-2024-56709, CVE-2024-57904, CVE-2024-47408, CVE-2024-53687, CVE-2025-21639, CVE-2024-57897, CVE-2025-21647, CVE-2024-57907, CVE-2025-21652, CVE-2024-56662, CVE-2024-57882, CVE-2024-56763, CVE-2025-21938, CVE-2024-57802, CVE-2024-36476, CVE-2024-57938, CVE-2024-57883, CVE-2024-57879, CVE-2024-57908, CVE-2024-57939, CVE-2024-57805, CVE-2024-56664, CVE-2024-56761, CVE-2024-56659, CVE-2025-21631, CVE-2024-56715, CVE-2025-21664, CVE-2024-56710, CVE-2024-56372, CVE-2024-57932, CVE-2024-57898, CVE-2025-21971, CVE-2024-47736, CVE-2024-41013, CVE-2024-57931, CVE-2024-56759, CVE-2024-57893, CVE-2025-21635, CVE-2024-53690, CVE-2024-57807, CVE-2024-56652, CVE-2024-57926, CVE-2024-57901, CVE-2024-57793, CVE-2024-39282, CVE-2024-49568, CVE-2024-57903, CVE-2024-57913, CVE-2024-53685, CVE-2024-57912, CVE-2024-56667, CVE-2024-54193, CVE-2024-55881, CVE-2024-56369, CVE-2024-58237, CVE-2024-57929, CVE-2024-53179, CVE-2024-56718, CVE-2025-21650, CVE-2025-21642, CVE-2025-21636, CVE-2025-21649, CVE-2025-21643, CVE-2024-58087, CVE-2025-21662, CVE-2025-21634, CVE-2024-57791, CVE-2025-21660, CVE-2024-49571, CVE-2024-56716, CVE-2024-57804, CVE-2024-57801, CVE-2025-21648, CVE-2024-56769, CVE-2025-21637, CVE-2024-57895, CVE-2024-57910, CVE-2024-57885, CVE-2024-56665, CVE-2024-55916, CVE-2024-57917, CVE-2024-57900, CVE-2024-57841, CVE-2025-21654, CVE-2024-56660, CVE-2025-21646, CVE-2024-57925, CVE-2024-57888, CVE-2025-21645, CVE-2025-21658, CVE-2024-57887, CVE-2024-56767, CVE-2024-57902, CVE-2024-56764, CVE-2024-57916, CVE-2024-56654, CVE-2024-57946, CVE-2024-56670, CVE-2024-56770, CVE-2024-57889, CVE-2024-38608, CVE-2024-53125)