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Ubuntu Security NoticesUSN-8816-1

USN-8816-1: Linux kernel 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: - ARM64 architecture; - S390 architecture; - x86 architecture; - DRBD Distributed Replicated Block Device drivers; - InfiniBand drivers; - IOMMU subsystem; - Multiple devices driver; - Network drivers; - Microsoft Azure Network Adapter (MANA) driver; - NVME drivers; - TCM subsystem; - Virtio Host (VHOST) subsystem; - Xen hypervisor drivers; - AFS file system; - File systems infrastructure; - Network file systems library; - Network file system (NFS) client; - NTFS3 file system; - OCFS2 file system; - OrangeFS file system; - SMB network file system; - IPv4 networking; - Sun RPC protocol; - IPv6 networking; - IP tunnels definitions; - Netfilter; - TCP network protocol; - Locking primitives; - 9P file system network protocol; - B.A.T.M.A.N. meshing protocol; - Networking core; - IFE protocol; - RxRPC session sockets; - Network traffic control; - SCTP protocol; - SMC sockets; - TIPC protocol; - XFRM subsystem; (CVE-2026-64530, CVE-2026-64534, CVE-2026-64535, CVE-2026-64541, CVE-2026-64551, CVE-2026-68083, CVE-2026-68457, CVE-2026-68476, CVE-2026-68477, CVE-2026-72014, CVE-2026-72020, CVE-2026-72033, CVE-2026-72041, CVE-2026-72046, CVE-2026-72064, CVE-2026-72065, CVE-2026-72069, CVE-2026-72083, CVE-2026-72084, CVE-2026-72085, CVE-2026-72098, CVE-2026-72129, CVE-2026-72130, CVE-2026-72137, CVE-2026-72139, CVE-2026-72191, CVE-2026-72192, CVE-2026-72194, CVE-2026-72217, CVE-2026-72220, CVE-2026-72221, CVE-2026-72222, CVE-2026-72226, CVE-2026-72234, CVE-2026-72248, CVE-2026-72249, CVE-2026-72251, CVE-2026-72277, CVE-2026-72278, CVE-2026-72279, CVE-2026-72287, CVE-2026-72288, CVE-2026-72289, CVE-2026-72296, CVE-2026-72299, CVE-2026-72317, CVE-2026-72318, CVE-2026-72319, CVE-2026-72320, CVE-2026-72322, CVE-2026-72323, CVE-2026-72329, CVE-2026-72339, CVE-2026-72348, CVE-2026-72351, CVE-2026-72355, CVE-2026-72366, CVE-2026-72381, CVE-2026-72393, CVE-2026-72398, CVE-2026-72399, CVE-2026-72412, CVE-2026-72417, CVE-2026-72422, CVE-2026-72429, CVE-2026-72436, CVE-2026-72442, CVE-2026-72451, CVE-2026-72463, CVE-2026-72466, CVE-2026-72472, CVE-2026-72473, CVE-2026-72477, CVE-2026-72491, CVE-2026-72493, CVE-2026-72494, CVE-2026-72495, CVE-2026-72496, CVE-2026-72501, CVE-2026-74255, CVE-2026-74267, CVE-

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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: - ARM64 architecture; - S390 architecture; - x86 architecture; - DRBD Distributed Replicated Block Device drivers; - InfiniBand drivers; - IOMMU subsystem; - Multiple devices driver; - Network drivers; - Microsoft Azure Network Adapter (MANA) driver; - NVME drivers; - TCM subsystem; - Virtio Host (VHOST) subsystem; - Xen hypervisor drivers; - AFS file system; - File systems infrastructure; - Network file systems library; - Network file system (NFS) client; - NTFS3 file system; - OCFS2 file system; - OrangeFS file system; - SMB network file system; - IPv4 networking; - Sun RPC protocol; - IPv6 networking; - IP tunnels definitions; - Netfilter; - TCP network protocol; - Locking primitives; - 9P file system network protocol; - B.A.T.M.A.

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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-2026-64530View CVSS, KEV, EPSS, and threat contextCVE-2026-64534View CVSS, KEV, EPSS, and threat contextCVE-2026-64535View CVSS, KEV, EPSS, and threat contextCVE-2026-64541View CVSS, KEV, EPSS, and threat contextCVE-2026-64551View CVSS, KEV, EPSS, and threat contextCVE-2026-68083View CVSS, KEV, EPSS, and threat contextCVE-2026-68457View CVSS, KEV, EPSS, and threat contextCVE-2026-68476View CVSS, KEV, EPSS, and threat contextCVE-2026-68477View CVSS, KEV, EPSS, and threat contextCVE-2026-72014View CVSS, KEV, EPSS, and threat contextCVE-2026-72020View CVSS, KEV, EPSS, and threat contextCVE-2026-72033View CVSS, KEV, EPSS, and threat contextCVE-2026-72041View CVSS, KEV, EPSS, and threat contextCVE-2026-72046View CVSS, KEV, EPSS, and threat contextCVE-2026-72064View CVSS, KEV, EPSS, and threat contextCVE-2026-72065View CVSS, KEV, EPSS, and threat contextCVE-2026-72069View CVSS, KEV, EPSS, and threat contextCVE-2026-72083View CVSS, KEV, EPSS, and threat contextCVE-2026-72084View CVSS, KEV, EPSS, and threat contextCVE-2026-72085View CVSS, KEV, EPSS, and threat contextCVE-2026-72098View CVSS, KEV, EPSS, and threat contextCVE-2026-72129View CVSS, KEV, EPSS, and threat contextCVE-2026-72130View CVSS, KEV, EPSS, and threat contextCVE-2026-72137View CVSS, KEV, EPSS, and threat contextCVE-2026-72139View CVSS, KEV, EPSS, and threat contextCVE-2026-72191View CVSS, KEV, EPSS, and threat contextCVE-2026-72192View CVSS, KEV, EPSS, and threat contextCVE-2026-72194View CVSS, KEV, EPSS, and threat contextCVE-2026-72217View CVSS, KEV, EPSS, and threat contextCVE-2026-72220View CVSS, KEV, EPSS, and threat contextCVE-2026-72221View CVSS, KEV, EPSS, and threat contextCVE-2026-72222View CVSS, KEV, EPSS, and threat contextCVE-2026-72226View CVSS, KEV, EPSS, and threat contextCVE-2026-72234View CVSS, KEV, EPSS, and threat contextCVE-2026-72248View CVSS, KEV, EPSS, and threat contextCVE-2026-72249View CVSS, KEV, EPSS, and threat contextCVE-2026-72251View CVSS, KEV, EPSS, and threat contextCVE-2026-72277View CVSS, KEV, EPSS, and threat contextCVE-2026-72278View CVSS, KEV, EPSS, and threat contextCVE-2026-72279View CVSS, KEV, EPSS, and threat contextCVE-2026-72287View CVSS, KEV, EPSS, and threat contextCVE-2026-72288View CVSS, KEV, EPSS, and threat contextCVE-2026-72289View CVSS, KEV, EPSS, and threat contextCVE-2026-72296View CVSS, KEV, EPSS, and threat contextCVE-2026-72299View CVSS, KEV, EPSS, and threat contextCVE-2026-72317View CVSS, KEV, EPSS, and threat contextCVE-2026-72318View CVSS, KEV, EPSS, and threat contextCVE-2026-72319View CVSS, KEV, EPSS, and threat contextCVE-2026-72320View CVSS, KEV, EPSS, and threat contextCVE-2026-72322View CVSS, KEV, EPSS, and threat contextCVE-2026-72323View CVSS, KEV, EPSS, and threat contextCVE-2026-72329View CVSS, KEV, EPSS, and threat contextCVE-2026-72339View CVSS, KEV, EPSS, and threat contextCVE-2026-72348View CVSS, KEV, EPSS, and threat contextCVE-2026-72351View CVSS, KEV, EPSS, and threat contextCVE-2026-72355View CVSS, KEV, EPSS, and threat contextCVE-2026-72366View CVSS, KEV, EPSS, and threat contextCVE-2026-72381View CVSS, KEV, EPSS, and threat contextCVE-2026-72393View CVSS, KEV, EPSS, and threat contextCVE-2026-72398View CVSS, KEV, EPSS, and threat contextCVE-2026-72399View CVSS, KEV, EPSS, and threat contextCVE-2026-72412View CVSS, KEV, EPSS, and threat contextCVE-2026-72417View CVSS, KEV, EPSS, and threat contextCVE-2026-72422View CVSS, KEV, EPSS, and threat contextCVE-2026-72429View CVSS, KEV, EPSS, and threat contextCVE-2026-72436View CVSS, KEV, EPSS, and threat contextCVE-2026-72442View CVSS, KEV, EPSS, and threat contextCVE-2026-72451View CVSS, KEV, EPSS, and threat contextCVE-2026-72463View CVSS, KEV, EPSS, and threat contextCVE-2026-72466View CVSS, KEV, EPSS, and threat contextCVE-2026-72472View CVSS, KEV, EPSS, and threat contextCVE-2026-72473View CVSS, KEV, EPSS, and threat contextCVE-2026-72477View CVSS, KEV, EPSS, and threat contextCVE-2026-72491View CVSS, KEV, EPSS, and threat contextCVE-2026-72493View CVSS, KEV, EPSS, and threat contextCVE-2026-72494View CVSS, KEV, EPSS, and threat contextCVE-2026-72495View CVSS, KEV, EPSS, and threat contextCVE-2026-72496View CVSS, KEV, EPSS, and threat contextCVE-2026-72501View CVSS, KEV, EPSS, and threat contextCVE-2026-74255View CVSS, KEV, EPSS, and threat contextCVE-2026-74267View CVSS, KEV, EPSS, and threat contextCVE-2026-74268View CVSS, KEV, EPSS, and threat contextCVE-2026-74269View CVSS, KEV, EPSS, and threat contextCVE-2026-74287View CVSS, KEV, EPSS, and threat contextCVE-2026-74310View CVSS, KEV, EPSS, and threat contextCVE-2026-74345View CVSS, KEV, EPSS, and threat contextCVE-2026-74350View CVSS, KEV, EPSS, and threat contextCVE-2026-74361View CVSS, KEV, EPSS, and threat contextCVE-2026-74376View CVSS, KEV, EPSS, and threat contextCVE-2026-74384View CVSS, KEV, EPSS, and threat contextCVE-2026-74394View CVSS, KEV, EPSS, and threat contextCVE-2026-74398View CVSS, KEV, EPSS, and threat contextCVE-2026-74401View CVSS, KEV, EPSS, and threat contextCVE-2026-74406View CVSS, KEV, EPSS, and threat contextCVE-2026-74427View CVSS, KEV, EPSS, and threat contextCVE-2026-74428View CVSS, KEV, EPSS, and threat contextCVE-2026-74433View CVSS, KEV, EPSS, and threat contextCVE-2026-74434View CVSS, KEV, EPSS, and threat contextCVE-2026-74436View CVSS, KEV, EPSS, and threat contextCVE-2026-74439View CVSS, KEV, EPSS, and threat contextCVE-2026-80665View CVSS, KEV, EPSS, and threat context
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