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Ubuntu Security NoticesUSN-8761-1

USN-8761-1: Linux kernel (Azure) vulnerabilities

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: - ARM32 architecture; - ARM64 architecture; - PowerPC architecture; - Compute Acceleration Framework; - Drivers core; - Bluetooth drivers; - Arm Firmware Framework for ARMv8-A(FFA); - EFI core; - GPU drivers; - Hardware monitoring drivers; - InfiniBand drivers; - Network drivers; - SCSI subsystem; - SPI subsystem; - Network file systems library; - NTFS3 file system; - SMB network file system; - File systems infrastructure; - Software nodes and device properties; - Bluetooth subsystem; - Netfilter; - Tracing infrastructure; - io_uring subsystem; - IRQ subsystem; - KProbes tracing; - Memory management; - B.A.T.M.A.N. meshing protocol; - Ethernet bridge; - Networking core; - IPv4 networking; - IPv6 networking; - Multipath TCP; - Phonet protocol; - SMC sockets; - TLS protocol; - Unix domain sockets; - VMware vSockets driver; - Wireless networking; - Key management; - Linux Security Modules (LSM) Framework; - ALSA framework; - AudioScience HPI driver; (CVE-2025-71289, CVE-2026-23469, CVE-2026-31420, CVE-2026-31486, CVE-2026-31560, CVE-2026-46158, CVE-2026-46170, CVE-2026-46275, CVE-2026-46315, CVE-2026-52912, CVE-2026-52915, CVE-2026-52916, CVE-2026-52918, CVE-2026-52919, CVE-2026-52921, CVE-2026-52922, CVE-2026-52926, CVE-2026-52941, CVE-2026-53357, CVE-2026-64015, CVE-2026-64025, CVE-2026-64029, CVE-2026-64032, CVE-2026-64033, CVE-2026-64039, CVE-2026-64046, CVE-2026-64047, CVE-2026-64048, CVE-2026-64051, CVE-2026-64055, CVE-2026-64056, CVE-2026-64064, CVE-2026-64073, CVE-2026-64083, CVE-2026-64084, CVE-2026-64085, CVE-2026-64086, CVE-2026-64087, CVE-2026-64088, CVE-2026-64089, CVE-2026-64092, CVE-2026-64096, CVE-2026-64097, CVE-2026-64098, CVE-2026-64102, CVE-2026-64103, CVE-2026-64106, CVE-2026-64108, CVE-2026-64109, CVE-2026-64111, CVE-2026-64113, CVE-2026-64114, CVE-2026-64115, CVE-2026-64116, CVE-2026-64118, CVE-2026-64121, CVE-2026-64125, CVE-2026-64126, CVE-2026-64127, CVE-2026-64128, CVE-2026-64133, CVE-2026-64134, CVE-2026-64135, CVE-2026-64136, CVE-2026-64137, CVE-2026-64138, CVE-2026-64144, CVE-2026-64147, CVE-2026-64148, CVE-2026-64153, CVE-2026-64155, CVE-2026-64163, CVE-2026-64165, CVE-2026-64166, CVE-2026-64168, CVE-2026-64170, CVE-2026-64173, CVE-2026-64174, CVE-2026-6

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Scope

What the vendor says is affected

The collected bulletin did not provide a separate affected-products list. Check the original bulletin before making an exposure decision.

Next step

What the vendor recommends

This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - PowerPC architecture; - Compute Acceleration Framework; - Drivers core; - Bluetooth drivers; - Arm Firmware Framework for ARMv8-A(FFA); - EFI core; - GPU drivers; - Hardware monitoring drivers; - InfiniBand drivers; - Network drivers; - SCSI subsystem; - SPI subsystem; - Network file systems library; - NTFS3 file system; - SMB network file system; - File systems infrastructure; - Software nodes and device properties; - Bluetooth subsystem; - Netfilter; - Tracing infrastructure; - io_uring subsystem; - IRQ subsystem; - KProbes tracing; - Memory management; - B.A.T.M.A.N.

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Timeline

When this advisory changed

  1. Published by Ubuntu

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.

Vulnerabilities

CVEs named in this advisory

CVE-2025-71289View CVSS, KEV, EPSS, and threat contextCVE-2026-23469View CVSS, KEV, EPSS, and threat contextCVE-2026-31420View CVSS, KEV, EPSS, and threat contextCVE-2026-31486View CVSS, KEV, EPSS, and threat contextCVE-2026-31560View CVSS, KEV, EPSS, and threat contextCVE-2026-46158View CVSS, KEV, EPSS, and threat contextCVE-2026-46170View CVSS, KEV, EPSS, and threat contextCVE-2026-46275View CVSS, KEV, EPSS, and threat contextCVE-2026-46315View CVSS, KEV, EPSS, and threat contextCVE-2026-52912View CVSS, KEV, EPSS, and threat contextCVE-2026-52915View CVSS, KEV, EPSS, and threat contextCVE-2026-52916View CVSS, KEV, EPSS, and threat contextCVE-2026-52918View CVSS, KEV, EPSS, and threat contextCVE-2026-52919View CVSS, KEV, EPSS, and threat contextCVE-2026-52921View CVSS, KEV, EPSS, and threat contextCVE-2026-52922View CVSS, KEV, EPSS, and threat contextCVE-2026-52926View CVSS, KEV, EPSS, and threat contextCVE-2026-52941View CVSS, KEV, EPSS, and threat contextCVE-2026-53357View CVSS, KEV, EPSS, and threat contextCVE-2026-64015View CVSS, KEV, EPSS, and threat contextCVE-2026-64025View CVSS, KEV, EPSS, and threat contextCVE-2026-64029View CVSS, KEV, EPSS, and threat contextCVE-2026-64032View CVSS, KEV, EPSS, and threat contextCVE-2026-64033View CVSS, KEV, EPSS, and threat contextCVE-2026-64039View CVSS, KEV, EPSS, and threat contextCVE-2026-64046View CVSS, KEV, EPSS, and threat contextCVE-2026-64047View CVSS, KEV, EPSS, and threat contextCVE-2026-64048View CVSS, KEV, EPSS, and threat contextCVE-2026-64051View CVSS, KEV, EPSS, and threat contextCVE-2026-64055View CVSS, KEV, EPSS, and threat contextCVE-2026-64056View CVSS, KEV, EPSS, and threat contextCVE-2026-64064View CVSS, KEV, EPSS, and threat contextCVE-2026-64073View CVSS, KEV, EPSS, and threat contextCVE-2026-64083View CVSS, KEV, EPSS, and threat contextCVE-2026-64084View CVSS, KEV, EPSS, and threat contextCVE-2026-64085View CVSS, KEV, EPSS, and threat contextCVE-2026-64086View CVSS, KEV, EPSS, and threat contextCVE-2026-64087View CVSS, KEV, EPSS, and threat contextCVE-2026-64088View CVSS, KEV, EPSS, and threat contextCVE-2026-64089View CVSS, KEV, EPSS, and threat contextCVE-2026-64092View CVSS, KEV, EPSS, and threat contextCVE-2026-64096View CVSS, KEV, EPSS, and threat contextCVE-2026-64097View CVSS, KEV, EPSS, and threat contextCVE-2026-64098View CVSS, KEV, EPSS, and threat contextCVE-2026-64102View CVSS, KEV, EPSS, and threat contextCVE-2026-64103View CVSS, KEV, EPSS, and threat contextCVE-2026-64106View CVSS, KEV, EPSS, and threat contextCVE-2026-64108View CVSS, KEV, EPSS, and threat contextCVE-2026-64109View CVSS, KEV, EPSS, and threat contextCVE-2026-64111View CVSS, KEV, EPSS, and threat contextCVE-2026-64113View CVSS, KEV, EPSS, and threat contextCVE-2026-64114View CVSS, KEV, EPSS, and threat contextCVE-2026-64115View CVSS, KEV, EPSS, and threat contextCVE-2026-64116View CVSS, KEV, EPSS, and threat contextCVE-2026-64118View CVSS, KEV, EPSS, and threat contextCVE-2026-64121View CVSS, KEV, EPSS, and threat contextCVE-2026-64125View CVSS, KEV, EPSS, and threat contextCVE-2026-64126View CVSS, KEV, EPSS, and threat contextCVE-2026-64127View CVSS, KEV, EPSS, and threat contextCVE-2026-64128View CVSS, KEV, EPSS, and threat contextCVE-2026-64133View CVSS, KEV, EPSS, and threat contextCVE-2026-64134View CVSS, KEV, EPSS, and threat contextCVE-2026-64135View CVSS, KEV, EPSS, and threat contextCVE-2026-64136View CVSS, KEV, EPSS, and threat contextCVE-2026-64137View CVSS, KEV, EPSS, and threat contextCVE-2026-64138View CVSS, KEV, EPSS, and threat contextCVE-2026-64144View CVSS, KEV, EPSS, and threat contextCVE-2026-64147View CVSS, KEV, EPSS, and threat contextCVE-2026-64148View CVSS, KEV, EPSS, and threat contextCVE-2026-64153View CVSS, KEV, EPSS, and threat contextCVE-2026-64155View CVSS, KEV, EPSS, and threat contextCVE-2026-64163View CVSS, KEV, EPSS, and threat contextCVE-2026-64165View CVSS, KEV, EPSS, and threat contextCVE-2026-64166View CVSS, KEV, EPSS, and threat contextCVE-2026-64168View CVSS, KEV, EPSS, and threat contextCVE-2026-64170View CVSS, KEV, EPSS, and threat contextCVE-2026-64173View CVSS, KEV, EPSS, and threat contextCVE-2026-64174View CVSS, KEV, EPSS, and threat contextCVE-2026-64177View CVSS, KEV, EPSS, and threat contextCVE-2026-64178View CVSS, KEV, EPSS, and threat contextCVE-2026-64179View CVSS, KEV, EPSS, and threat contextCVE-2026-64180View CVSS, KEV, EPSS, and threat contextCVE-2026-64182View CVSS, KEV, EPSS, and threat contextCVE-2026-64183View CVSS, KEV, EPSS, and threat contextCVE-2026-64184View CVSS, KEV, EPSS, and threat contextCVE-2026-64185View CVSS, KEV, EPSS, and threat contextCVE-2026-64214View CVSS, KEV, EPSS, and threat contextCVE-2026-64217View CVSS, KEV, EPSS, and threat contextCVE-2026-64218View CVSS, KEV, EPSS, and threat contextCVE-2026-64219View CVSS, KEV, EPSS, and threat contextCVE-2026-64220View CVSS, KEV, EPSS, and threat contextCVE-2026-64221View CVSS, KEV, EPSS, and threat contextCVE-2026-64225View CVSS, KEV, EPSS, and threat contextCVE-2026-64231View CVSS, KEV, EPSS, and threat contextCVE-2026-64518View CVSS, KEV, EPSS, and threat context
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