On 15 October 2026, the Ubuntu Security feed published notice USN-8922-2 on the Linux Azure kernel. According to the text, several security issues were found in the kernel, and an attacker could possibly use them to compromise the system. The update fixes flaws in the S390 architecture, IIO ADC drivers, multiple device drivers, the PCI subsystem, VFIO drivers, the NFS network file system server daemon, the Overlay file system, IPv6 networking and Netfilter. The notice lists CVE-2024-53194, CVE-2024-53214, CVE-2024-56570, CVE-2024-56779, CVE-2024-57849, CVE-2024-57904, CVE-2024-57929, CVE-2025-21664, CVE-2025-38724, CVE-2026-53131 and CVE-2026-53221. The source is a machine translation of feed content, so technical details and the reach of each flaw should be confirmed in the original Ubuntu notice, which is the official reference. To verify, find USN-8922-2 on the Ubuntu security notices page and compare the listed CVE identifiers with the kernel version installed on your hosts.
Cyber ·
USN-8922-2: vulnerabilities in the Linux Azure kernel
A machine-translated Ubuntu Security notice reports fixes for several Linux Azure kernel flaws that could allow system compromise. It lists eleven CVE identifiers across subsystems such as NFS, Netfilter and IPv6.
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