USN-7703-1

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:

• ARM64 architecture;
• PowerPC architecture;
• x86 architecture;
• Block layer subsystem;
• GPIO subsystem;
• GPU drivers;
• HID subsystem;
• Input Device (Mouse) drivers;
• Multiple devices driver;
• Media drivers;
• Network drivers;
• PCI subsystem;
• S/390 drivers;
• SPI subsystem;
• Trusted Execution Environment drivers;
• UFS subsystem;
• USB Device Class drivers;
• USB core drivers;
• USB Gadget drivers;
• Framebuffer layer;
• Network file system (NFS) client;
• Network file system (NFS) server daemon;
• File systems infrastructure;
• SMB network file system;
• Networking core;
• L3 Master device support module;
• TCP network protocol;
• io_uring subsystem;
• Process Accounting mechanism;
• BPF subsystem;
• Timer subsystem;
• Workqueue subsystem;
• Memory management;
• Amateur Radio drivers;
• B.A.T.M.A.N. meshing protocol;
• IPv4 networking;
• IPv6 networking;
• Multipath TCP;
• Open vSwitch;
• Network traffic control;
• SOF drivers; (CVE-2025-21776, CVE-2025-21768, CVE-2025-21848, CVE-2025-21855, CVE-2025-21791, CVE-2025-21838, CVE-2025-21762, CVE-2025-21846, CVE-2025-21765, CVE-2025-21869, CVE-2025-21783, CVE-2025-21868, CVE-2025-21857, CVE-2025-21773, CVE-2024-54458, CVE-2025-21871, CVE-2025-21763, CVE-2024-58088, CVE-2025-21835, CVE-2025-21793, CVE-2025-21867, CVE-2025-21784, CVE-2025-21839, CVE-2025-21786, CVE-2025-21764, CVE-2025-21761, CVE-2025-21767, CVE-2024-58020, CVE-2025-21847, CVE-2025-21792, CVE-2025-21785, CVE-2025-21863, CVE-2025-21854, CVE-2025-21704, CVE-2024-52559, CVE-2025-21775, CVE-2025-21758, CVE-2025-21858, CVE-2025-21866, CVE-2025-21870, CVE-2024-57977, CVE-2024-54456, CVE-2025-21759, CVE-2025-21781, CVE-2025-21760, CVE-2025-21706, CVE-2024-57834, CVE-2025-21712,...