kernel: net: ena: Fix incorrect descriptor free behavior

This is a vulnerability in the Linux kernel's Elastic Network Adapter ENA driver, which manages network interfaces on certain platforms. The driver utilizes two types of transmit TX queues: one for packets from the network stack and another for packets directed by XDP eXpress Data Path operations...

SUSE CVE-2024-36478

In the Linux kernel, the following vulnerability has been resolved: nullblk: fix null-ptr-dereference while configuring 'power' and 'submitqueues' Writing 'power' and 'submitqueues' concurrently will trigger kernel panic: Test script: modprobe nullblk nrdevices=0 mkdir -p...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the drm/xe module using only reserved BCS instances for usm migration execution queues...

AZL-48962 CVE-2024-36478 affecting package kernel for versions less than 6.6.57.1-1

In the Linux kernel, the following vulnerability has been resolved: nullblk: fix null-ptr-dereference while configuring 'power' and 'submitqueues' Writing 'power' and 'submitqueues' concurrently will trigger kernel panic: Test script: modprobe nullblk nrdevices=0 mkdir -p...

DEBIAN-CVE-2024-36478

In the Linux kernel, the following vulnerability has been resolved: nullblk: fix null-ptr-dereference while configuring 'power' and 'submitqueues' Writing 'power' and 'submitqueues' concurrently will trigger kernel panic: Test script: modprobe nullblk nrdevices=0 mkdir -p...

AZL-48948 CVE-2024-36478 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: nullblk: fix null-ptr-dereference while configuring 'power' and 'submitqueues' Writing 'power' and 'submitqueues' concurrently will trigger kernel panic: Test script: modprobe nullblk nrdevices=0 mkdir -p...

UBUNTU-CVE-2024-36478

In the Linux kernel, the following vulnerability has been resolved: nullblk: fix null-ptr-dereference while configuring 'power' and 'submitqueues' Writing 'power' and 'submitqueues' concurrently will trigger kernel panic: Test script: modprobe nullblk nrdevices=0 mkdir -p...

CVE-2024-36478 null_blk: fix null-ptr-dereference while configuring 'power' and 'submit_queues'

In the Linux kernel, the following vulnerability has been resolved: nullblk: fix null-ptr-dereference while configuring 'power' and 'submitqueues' Writing 'power' and 'submitqueues' concurrently will trigger kernel panic: Test script: modprobe nullblk nrdevices=0 mkdir -p...

SUSE CVE-2021-47587

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a null pointer dereference when configuring power and submitqueues in the nullblk module...

CVE-2021-47587

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

CVE-2021-47619 i40e: Fix queues reservation for XDP

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix queues reservation for XDP When XDP was configured on a system with large number of CPUs and X722 NIC there was a call trace with NULL pointer dereference. i40e 0000:87:00.0: failed to get tracking for 256 queues for VS...

CVE-2021-47619

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix queues reservation for XDP When XDP was configured on a system with large number of CPUs and X722 NIC there was a call trace with NULL pointer dereference. i40e 0000:87:00.0: failed to get tracking for 256 queues for VS...

DEBIAN-CVE-2021-47587

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

UBUNTU-CVE-2021-47587

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

CVE-2021-47603 audit: improve robustness of the audit queue handling

In the Linux kernel, the following vulnerability has been resolved: audit: improve robustness of the audit queue handling If the audit daemon were ever to get stuck in a stopped state the kernel's kauditdthread could get blocked attempting to send audit records to the userspace audit daemon. With...

CVE-2021-47587

Affected software: Linux kernel driver path related to net: systemport and descriptor lifecycle handling (descriptor list across transmit queues). Vulnerability and root cause: The descriptor lifecyle was not globally serialized across all TX queues; the existing locking only protected concurrenc...

CVE-2021-47587 net: systemport: Add global locking for descriptor lifecycle

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Add global locking for descriptor lifecycle The descriptor list is a shared resource across all of the transmit queues, and the locking mechanism used today only protects concurrency across a given transmit queue...

CVE-2023-52745

In the Linux kernel, the following vulnerability has been resolved: IB/IPoIB: Fix legacy IPoIB due to wrong number of queues The cited commit creates child PKEY interfaces over netlink will multiple tx and rx queues, but some devices doesn't support more than 1 tx and 1 rx queues. This causes to ...

SUSE CVE-2021-47558

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: Disable Tx queues when reconfiguring the interface The Tx queues were not disabled in situations where the driver needed to stop the interface to apply a new configuration. This could result in a kernel panic when...