==========================================================================
Ubuntu Security Notice USN-7608-1
July 01, 2025

linux, linux-aws, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop,
linux-hwe-5.15, linux-ibm, linux-kvm, linux-lowlatency,
linux-lowlatency-hwe-5.15, linux-nvidia, linux-oracle, linux-oracle-5.15
vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in the Linux kernel.

Software Description:
- linux: Linux kernel
- linux-aws: Linux kernel for Amazon Web Services (AWS) systems
- linux-gcp: Linux kernel for Google Cloud Platform (GCP) systems
- linux-gke: Linux kernel for Google Container Engine (GKE) systems
- linux-gkeop: Linux kernel for Google Container Engine (GKE) systems
- linux-ibm: Linux kernel for IBM cloud systems
- linux-kvm: Linux kernel for cloud environments
- linux-lowlatency: Linux low latency kernel
- linux-nvidia: Linux kernel for NVIDIA systems
- linux-oracle: Linux kernel for Oracle Cloud systems
- linux-gcp-5.15: Linux kernel for Google Cloud Platform (GCP) systems
- linux-hwe-5.15: Linux hardware enablement (HWE) kernel
- linux-lowlatency-hwe-5.15: Linux low latency kernel
- linux-oracle-5.15: Linux kernel for Oracle Cloud systems

Details:

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:
  - GPU drivers;
  - SMB network file system;
  - Memory management;
  - Netfilter;
  - Network traffic control;
(CVE-2025-37890, CVE-2024-46787, CVE-2025-37798, CVE-2025-38000,
CVE-2025-37932, CVE-2025-38001, CVE-2025-37997, CVE-2024-50047,
CVE-2024-53051)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS
  linux-image-5.15.0-1069-gkeop   5.15.0-1069.77
  linux-image-5.15.0-1079-ibm     5.15.0-1079.82
  linux-image-5.15.0-1081-nvidia  5.15.0-1081.82
  linux-image-5.15.0-1081-nvidia-lowlatency  5.15.0-1081.82
  linux-image-5.15.0-1083-kvm     5.15.0-1083.88
  linux-image-5.15.0-1084-gke     5.15.0-1084.90
  linux-image-5.15.0-1084-oracle  5.15.0-1084.90
  linux-image-5.15.0-1086-gcp     5.15.0-1086.95
  linux-image-5.15.0-1087-aws     5.15.0-1087.94
  linux-image-5.15.0-1087-aws-64k  5.15.0-1087.94
  linux-image-5.15.0-143-generic  5.15.0-143.153
  linux-image-5.15.0-143-generic-64k  5.15.0-143.153
  linux-image-5.15.0-143-generic-lpae  5.15.0-143.153
  linux-image-5.15.0-143-lowlatency  5.15.0-143.153
  linux-image-5.15.0-143-lowlatency-64k  5.15.0-143.153
  linux-image-aws-5.15            5.15.0.1087.90
  linux-image-aws-64k-5.15        5.15.0.1087.90
  linux-image-aws-64k-lts-22.04   5.15.0.1087.90
  linux-image-aws-lts-22.04       5.15.0.1087.90
  linux-image-gcp-5.15            5.15.0.1086.82
  linux-image-gcp-lts-22.04       5.15.0.1086.82
  linux-image-generic             5.15.0.143.138
  linux-image-generic-5.15        5.15.0.143.138
  linux-image-generic-64k         5.15.0.143.138
  linux-image-generic-64k-5.15    5.15.0.143.138
  linux-image-generic-lpae        5.15.0.143.138
  linux-image-generic-lpae-5.15   5.15.0.143.138
  linux-image-gke                 5.15.0.1084.83
  linux-image-gke-5.15            5.15.0.1084.83
  linux-image-gkeop               5.15.0.1069.68
  linux-image-gkeop-5.15          5.15.0.1069.68
  linux-image-ibm                 5.15.0.1079.75
  linux-image-kvm                 5.15.0.1083.79
  linux-image-kvm-5.15            5.15.0.1083.79
  linux-image-lowlatency          5.15.0.143.129
  linux-image-lowlatency-5.15     5.15.0.143.129
  linux-image-lowlatency-64k      5.15.0.143.129
  linux-image-lowlatency-64k-5.15  5.15.0.143.129
  linux-image-nvidia              5.15.0.1081.81
  linux-image-nvidia-5.15         5.15.0.1081.81
  linux-image-nvidia-lowlatency   5.15.0.1081.81
  linux-image-nvidia-lowlatency-5.15  5.15.0.1081.81
  linux-image-oracle-5.15         5.15.0.1084.80
  linux-image-oracle-lts-22.04    5.15.0.1084.80
  linux-image-virtual             5.15.0.143.138
  linux-image-virtual-5.15        5.15.0.143.138

Ubuntu 20.04 LTS
  linux-image-5.15.0-1084-oracle  5.15.0-1084.90~20.04.1
                                  Available with Ubuntu Pro
  linux-image-5.15.0-1086-gcp     5.15.0-1086.95~20.04.1
                                  Available with Ubuntu Pro
  linux-image-5.15.0-143-generic  5.15.0-143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-5.15.0-143-generic-64k  5.15.0-143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-5.15.0-143-generic-lpae  5.15.0-143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-5.15.0-143-lowlatency  5.15.0-143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-5.15.0-143-lowlatency-64k  5.15.0-143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-gcp                 5.15.0.1086.95~20.04.1
                                  Available with Ubuntu Pro
  linux-image-gcp-5.15            5.15.0.1086.95~20.04.1
                                  Available with Ubuntu Pro
  linux-image-generic-5.15        5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-generic-64k-5.15    5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-generic-64k-hwe-20.04  5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-generic-hwe-20.04   5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-generic-lpae-5.15   5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-generic-lpae-hwe-20.04  5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-lowlatency-5.15     5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-lowlatency-64k-5.15  5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-lowlatency-64k-hwe-20.04  5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-lowlatency-hwe-20.04  5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-oem-20.04           5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-oem-20.04b          5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-oem-20.04c          5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-oem-20.04d          5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-oracle              5.15.0.1084.90~20.04.1
                                  Available with Ubuntu Pro
  linux-image-oracle-5.15         5.15.0.1084.90~20.04.1
                                  Available with Ubuntu Pro
  linux-image-virtual-5.15        5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro
  linux-image-virtual-hwe-20.04   5.15.0.143.153~20.04.1
                                  Available with Ubuntu Pro

After a standard system update you need to reboot your computer to make
all the necessary changes.

ATTENTION: Due to an unavoidable ABI change the kernel updates have
been given a new version number, which requires you to recompile and
reinstall all third party kernel modules you might have installed.
Unless you manually uninstalled the standard kernel metapackages
(e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual,
linux-powerpc), a standard system upgrade will automatically perform
this as well.

References:
  https://ubuntu.com/security/notices/USN-7608-1
  CVE-2024-46787, CVE-2024-50047, CVE-2024-53051, CVE-2025-37798,
  CVE-2025-37890, CVE-2025-37932, CVE-2025-37997, CVE-2025-38000,
  CVE-2025-38001

Package Information:
  https://launchpad.net/ubuntu/+source/linux/5.15.0-143.153
  https://launchpad.net/ubuntu/+source/linux-aws/5.15.0-1087.94
  https://launchpad.net/ubuntu/+source/linux-gcp/5.15.0-1086.95
  https://launchpad.net/ubuntu/+source/linux-gke/5.15.0-1084.90
  https://launchpad.net/ubuntu/+source/linux-gkeop/5.15.0-1069.77
  https://launchpad.net/ubuntu/+source/linux-ibm/5.15.0-1079.82
  https://launchpad.net/ubuntu/+source/linux-kvm/5.15.0-1083.88
  https://launchpad.net/ubuntu/+source/linux-lowlatency/5.15.0-143.153
  https://launchpad.net/ubuntu/+source/linux-nvidia/5.15.0-1081.82
  https://launchpad.net/ubuntu/+source/linux-oracle/5.15.0-1084.90

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