Ubuntu Security NoticesUSN-8793-1

USN-8793-1: Linux kernel (Azure CVM) 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: - Bluetooth drivers; - GPU drivers; - Hardware monitoring drivers; - SPI subsystem; - NTFS3 file system; - io_uring subsystem; - Ethernet bridge; - Multipath TCP; (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)

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Scope

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Next step

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This update corrects flaws in the following subsystems: - Bluetooth drivers; - GPU drivers; - Hardware monitoring drivers; - SPI subsystem; - NTFS3 file system; - io_uring subsystem; - Ethernet bridge; - Multipath TCP; (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)

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Timeline

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Sep 21, 2026 at 1:05 PM UTC
Published by Ubuntu
The publication date reported by the vendor.
Sep 21, 2026 at 2:25 PM UTC
Added to SecurityAlert
We collected the advisory from the official source.
Sep 22, 2026 at 11:00 AM UTC
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Vendor: Ubuntu
Advisory ID: USN-8793-1
Last source check: Sep 26, 2026 at 6:40 PM UTC

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