CVE-2026-98057 ring-buffer: Add checking nr_subbufs to persistent ring buffer validation

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Add checking nrsubbufs to persistent ring buffer validation Sashiko reported that the code was using meta-nrsubbufs without making sure that it matched the nrpages + 1 on data that was assuming the two were the same...

CVE-2026-98057

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Add checking nrsubbufs to persistent ring buffer validation Sashiko reported that the code was using meta-nrsubbufs without making sure that it matched the nrpages + 1 on data that was assuming the two were the same...

CVE-2026-97617 ring-buffer: Check resize_disabled before publishing the new subbuf order

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check resizedisabled before publishing the new subbuf order ringbuffersubbuforderset stores the new order and only then walks the CPUs, returning -EBUSY if any of them has resizing disabled. A user mapped buffer has...

EUVD-2026-86748

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check resizedisabled before publishing the new subbuf order ringbuffersubbuforderset stores the new order and only then walks the CPUs, returning -EBUSY if any of them has resizing disabled. A user mapped buffer has...

CVE-2026-97617

A vulnerability exists in the Linux kernel 's ring-buffer mechanism. The ring_buffer_subbuf_order_set() function incorrectly stores a new order before checking if any CPUs have resizing disabled. Because __rb_map_vma() reads buffer->subbuf_order without holding the buffer->mutex, a race con...

CVE-2026-97617 ring-buffer: Check resize_disabled before publishing the new subbuf order

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check resizedisabled before publishing the new subbuf order ringbuffersubbuforderset stores the new order and only then walks the CPUs, returning -EBUSY if any of them has resizing disabled. A user mapped buffer has...

CVE-2026-97617

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check resizedisabled before publishing the new subbuf order ringbuffersubbuforderset stores the new order and only then walks the CPUs, returning -EBUSY if any of them has resizing disabled. A user mapped buffer has...

Linux Distros Unpatched Vulnerability : CVE-2026-98057

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Add checking nrsubbufs to persistent ring buffer validation Sashiko reported that the code was using meta-nrsubbufs without making sure that it...

CVE-2026-97617: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check resizedisabled before publishing the new subbuf order ringbuffersubbuforderset stores the new order and only then walks the CPUs, returning -EBUSY if any of them has resizing disabled. A user mapped buffer has...

CVE-2026-97617

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Check resizedisabled before publishing the new subbuf order ringbuffersubbuforderset stores the new order and only then walks the CPUs, returning -EBUSY if any of them has resizing disabled. A user mapped buffer has...

CVE-2026-98057

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Add checking nrsubbufs to persistent ring buffer validation Sashiko reported that the code was using meta-nrsubbufs without making sure that it matched the nrpages + 1 on data that was assuming the two were the same...

PT-2026-98720

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the persistent ring buffer validation where the system uses the nr subbufs variable without verifying that it matches the expected value of nr pages + 1. This lack of...

PT-2026-98557

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the ring-buffer component where the ring buffer subbuf order set function stores a new order before verifying if any CPUs have resizing disabled. Because rb map vma...

CVE-2026-98057: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Add checking nrsubbufs to persistent ring buffer validation Sashiko reported that the code was using meta-nrsubbufs without making sure that it matched the nrpages + 1 on data that was assuming the two were the same...

Linux Distros Unpatched Vulnerability : CVE-2026-97617

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ring-buffer: Check resizedisabled before publishing the new subbuf order ringbuffersubbuforderset stores the new order and only then walks the CPUs, returning...

CVE-2026-96609

Robur Albatross 1.0.0 through 2.x before 2.7.2 does not limit use of the ring buffer, leading to an albatross-console loop with no recognized termination condition. This is only exploitable by users who can send console subscription commands to unikernels that produce sufficient log output to fil...

EUVD-2026-85307

Robur Albatross 1.0.0 through 2.x before 2.7.2 does not limit use of the ring buffer, leading to an albatross-console loop with no recognized termination condition. This is only exploitable by users who can send console subscription commands to unikernels that produce sufficient log output to fil...

CVE-2026-96609

Robur Albatross 1.0.0 through 2.x before 2.7.2 does not limit use of the ring buffer, leading to an albatross-console loop with no recognized termination condition. This is only exploitable by users who can send console subscription commands to unikernels that produce sufficient log output to fil...

CVE-2026-96609

Robur Albatross versions 1.0.0 through 2.x before 2.7.2 are vulnerable to a memory exhaustion denial of service. The albatross-console component fails to properly terminate when looping over its internal ring buffer (default 1024 lines). A user with permissions to send console subscription comman...

CVE-2026-96609

Robur Albatross 1.0.0 through 2.x before 2.7.2 does not limit use of the ring buffer, leading to an albatross-console loop with no recognized termination condition. This is only exploitable by users who can send console subscription commands to unikernels that produce sufficient log output to fil...