USN-8920-1
linux-aws-5.4, linux-aws-fips, linux-azure-fips, linux-ibm, linux-ibm-5.4 vulnerabilities
Published Oct 13, 2026 · updated Oct 13, 2026
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: - Ethernet bonding driver; - Network drivers; - F2FS file system; - Network file system (NFS) server daemon; - Tracing infrastructure; - io_uring subsystem; - Networking core; - IPv6 networking; - IUCV driver; - Netfilter; - RxRPC session sockets; (CVE-2022-49149, CVE-2022-49170, CVE-2022-49182, CVE-2022-49201, CVE-2024-53187, CVE-2024-53210, CVE-2024-56763, CVE-2025-38724, CVE-2026-43456, CVE-2026-52910, CVE-2026-53131, CVE-2026-53221)
Timeline
Detection, updates, and resolution for this record.
Oct 13, 2026 · Catalog
Detected
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: - Ethernet bonding driver; - Network drivers; - F2FS file system; - Network file system (NFS) server daemon; - Tracing infrastructure; - io_uring subsystem; - Networking core; - IPv6 networking; - IUCV driver; - Netfilte
Oct 13, 2026 · Catalog
Fix available
Ubuntu:Pro:18.04:LTS linux-aws-5.4 0 → 5.4.0-1165.176~18.04.1
Oct 13, 2026 · Catalog
Fix available
Ubuntu:Pro:18.04:LTS linux-ibm-5.4 0 → 5.4.0-1111.116~18.04.1
Oct 13, 2026 · Catalog
Fix available
Ubuntu:Pro:20.04:LTS linux-ibm 0 → 5.4.0-1111.116
Oct 13, 2026 · Catalog
Fix available
Ubuntu:Pro:FIPS-updates:20.04:LTS linux-aws-fips 0 → 5.4.0-1165.176+fips1
Oct 13, 2026 · Catalog
Fix available
Ubuntu:Pro:FIPS-updates:20.04:LTS linux-azure-fips 0 → 5.4.0-1170.176+fips1
Oct 13, 2026 · Catalog
Updated
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: - Ethernet bonding driver; - Network drivers; - F2FS file system; - Network file system (NFS) server daemon; - Tracing infrastructure; - io_uring subsystem; - Networking core; - IPv6 networking; - IUCV driver; - Netfilte
Affected
- Ubuntu:Pro:18.04:LTS linux-aws-5.40 → 5.4.0-1165.176~18.04.1
- Ubuntu:Pro:18.04:LTS linux-ibm-5.40 → 5.4.0-1111.116~18.04.1
- Ubuntu:Pro:20.04:LTS linux-ibm0 → 5.4.0-1111.116
- Ubuntu:Pro:FIPS-updates:20.04:LTS linux-aws-fips0 → 5.4.0-1165.176+fips1
- Ubuntu:Pro:FIPS-updates:20.04:LTS linux-azure-fips0 → 5.4.0-1170.176+fips1