Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: cxl/region: Do not attempt cleanup after a failure in cxlRegionAttach. Commit 5e42bcbc3fef “cxl/region: Decrement -nrtargets in case of errors in cxlRegionAttach” attempted to prevent initialization errors when -nrtargets...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cxl/mbox: The payload size is validated before accessing the contents of cxlpayloadfromuserallowed. The cxlpayloadfromuserallowed function casts and dereferences the input payload without first verifying its size. When a raw...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cxl/pmem: Fixed race conditions related to nvdimm registration. A loop of the form: c while true; do modprobe cxlpci; modprobe -r cxlpci; done …fails with the following crash message: BUG: Kernel NULL pointer dereference, address...

SUSE CVE-2026-31529

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix leakage in constructregion Failing the first sysfsupdategroup needs to explicitly kfree the resource as it is too early for cxlregioniomemrelease to do so...

CVE-2026-31529

A flaw was found in the Linux kernel's cxl/region component. This vulnerability involves a resource leakage within the constructregion function. When sysfsupdategroup fails, the resource is not explicitly freed, leading to a memory leak. This could potentially allow a local attacker to cause a...

EUVD-2026-24925

In the Linux kernel, the following vulnerability has been resolved: cxl/port: Fix use after free of parentport in cxldetachep cxldetachep is called during bottom-up removal when all CXL memory devices beneath a switch port have been removed. For each port in the hierarchy it locks both the port a...

EUVD-2026-24923

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix leakage in constructregion Failing the first sysfsupdategroup needs to explicitly kfree the resource as it is too early for cxlregioniomemrelease to do so...

CVE-2026-31529

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix leakage in constructregion Failing the first sysfsupdategroup needs to explicitly kfree the resource as it is too early for cxlregioniomemrelease to do so...

CVE-2026-31529

The CVE-2026-31529 issue affects the Linux kernel in the cxl/region code path. The vulnerability is a leakage (resource/memory) in __construct_region(): if sysfs_update_group() fails, the resource isn’t explicitly freed, which can lead to leakage. Several sources confirm the fix and describe the ...

CVE-2026-31529 cxl/region: Fix leakage in __construct_region()

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix leakage in constructregion Failing the first sysfsupdategroup needs to explicitly kfree the resource as it is too early for cxlregioniomemrelease to do so...

CVE-2026-31529 cxl/region: Fix leakage in __construct_region()

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix leakage in constructregion Failing the first sysfsupdategroup needs to explicitly kfree the resource as it is too early for cxlregioniomemrelease to do so...

PT-2026-34435

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use after free issue exists in the cxl detach ep function. This occurs during bottom-up removal when CXL memory devices beneath a switch port are removed. The issue arises because ther...

Linux Distros Unpatched Vulnerability : CVE-2026-31530

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cxl/port: Fix use after free of parentport in cxldetachep cxldetachep is called during bottom-up removal when all CXL memory devices beneath a switch port have...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the reuse of memory after the parentport function in the cxldetachep function is released. This...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-006983)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006983 advisory. In the Linux kernel, the following vulnerability has been resolved: cxl: fix possible null-ptr-deref in cxlguestinitafu|adapter If deviceregister fails in...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007526)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007526 advisory. In the Linux kernel, the following vulnerability has been resolved: cxl: fix possible null-ptr-deref in cxlpciinitafu|adapter If deviceregister fails in...

SUSE CVE-2026-23327

In the Linux kernel, the following vulnerability has been resolved: cxl/mbox: validate payload size before accessing contents in cxlpayloadfromuserallowed cxlpayloadfromuserallowed casts and dereferences the input payload without first verifying its size. When a raw mailbox command is sent with a...

SUSE CVE-2026-23348

In the Linux kernel, the following vulnerability has been resolved: cxl: Fix race of nvdimmbus object when creating nvdimm objects Found issue during running of cxl-translate.sh unit test. Adding a 3s sleep right before the test seems to make the issue reproduce fairly consistently. The...

CVE-2026-23348

A flaw was found in the Linux kernel, specifically within the CXL Compute Express Link and NVDIMM Non-Volatile Dual In-line Memory Module subsystems. A race condition can occur when NVDIMM objects attempt to reprobe after the cxlacpi module is removed, while the nvdimmbus object is missing. This...

EUVD-2026-15317

In the Linux kernel, the following vulnerability has been resolved: cxl: Fix race of nvdimmbus object when creating nvdimm objects Found issue during running of cxl-translate.sh unit test. Adding a 3s sleep right before the test seems to make the issue reproduce fairly consistently. The...