USN-6819-2: Linux kernel vulnerabilities

Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference vulnerability. A remote attacker could use this to cause a denial of service system crash. CVE-2023-6356, CVE-2023-6535, CVE-2023-6536 Chenyuan...

Ubuntu 23.10 : Linux kernel vulnerabilities (USN-6819-2)

The remote Ubuntu 23.10 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6819-2 advisory. Alon Zahavi discovered that the NVMe-oF/TCP subsystem in the Linux kernel did not properly validate H2C PDU data, leading to a null pointer dereference...

SUSE CVE-2024-26620

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: always filter entire AP matrix The vfioapmdevfiltermatrix function is called whenever a new adapter or domain is assigned to the mdev. The purpose of the function is to update the guest's AP configuration by filteri...

CVE-2024-26620 s390/vfio-ap: always filter entire AP matrix

In the Linux kernel, the following vulnerability has been resolved: s390/vfio-ap: always filter entire AP matrix The vfioapmdevfiltermatrix function is called whenever a new adapter or domain is assigned to the mdev. The purpose of the function is to update the guest's AP configuration by filteri...

CVE-2024-26620

CVE-2024-26620 affects the Linux kernel’s s390 VFIO AP mediated devices (vfio-ap). The issue stems from vfio_ap_mdev_filter_matrix: when a new adapter or domain is assigned to an mdev, only the APID/APQI for the new item was inspected. This could leave AP queues bound to no driver exposed to a gu...