Ubuntu Security NoticesUSN-8842-1

USN-8842-1: Linux kernel (NVIDIA) vulnerabilities

Severity not listed 18 CVEs Published Sep 29, 2026 at 8:03 AM UTC

Summary

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:

InfiniBand drivers
Network drivers
TCM subsystem
B.A.T.M.A.N. meshing protocol
HSR network protocol
IPv4 networking
IPv6 networking
Netfilter
RDS protocol; (CVE-2026-53131, CVE-2026-53186, CVE-2026-53216, CVE-2026-53221, CVE-2026-53355, CVE-2026-63886, CVE-2026-63887, CVE-2026-63888, CVE-2026-63912, CVE-2026-63922, CVE-2026-63924, CVE-2026-63984, CVE-2026-63992, CVE-2026-63993, CVE-2026-63994, CVE-2026-64000, CVE-2026-64007, CVE-2026-64091)

A separate affected-products list was not included in the collected bulletin.

This update corrects flaws in the following subsystems:

Sep 29, 2026 at 8:03 AM UTC
Published by Ubuntu
The publication date reported by the vendor.
Sep 29, 2026 at 8:35 AM UTC
Added to SecurityAlert
We collected the advisory from the official source.
Sep 30, 2026 at 9:15 AM UTC
Confirmed at the source
Our collector saw this advisory during a later source check.

Details collected from Ubuntu Security Notices.

Official bulletin How SecurityAlert builds this record

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