Ubuntu Security published notice USN-8903-1, dated 8 October 2026, about several security problems in the Linux kernel. According to the machine translation in the feed, an attacker could possibly use them to compromise the system. The update covers ARM32, ARM64, MIPS and x86 architectures; Intel NPU, GPU, network, USB and device drivers; Ext4, FUSE and SMB file systems; and network, memory, IPC, Bluetooth, ALSA and KVM subsystems, among other components.
The notice lists a long sequence of CVE identifiers, but the received text is cut off before the end, so this summary does not state a total. To learn which flaws apply to your servers and workstations, check the official notice on the Ubuntu security site, search for USN-8903-1, and confirm the kernel version installed on each machine.