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...

UBUNTU-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...

UBUNTU-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...

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-2026-23327

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...

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

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

Summary of a Linux kernel CVE (CVE-2026-23348) : The issue is a race condition in the CXL/NVDIMM subsystem where NVDIMM objects reprobe after cxl_acpi removal can occur with the nvdimm_bus object missing, leading to a NULL pointer dereference and potential system crash (DoS). Affected area center...

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...

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...

CVE-2026-23327 cxl/mbox: validate payload size before accessing contents in cxl_payload_from_user_allowed()

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...

CVE-2026-23327 cxl/mbox: validate payload size before accessing contents in cxl_payload_from_user_allowed()

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...

Linux Distros Unpatched Vulnerability : CVE-2026-23327

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cxl/mbox: validate payload size before accessing contents in cxlpayloadfromuserallowed cxlpayloadfromuserallowed casts and dereferences the input payload withou...

Linux Distros Unpatched Vulnerability : CVE-2026-23348

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 tes...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005638)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005638 advisory. In the Linux kernel, the following vulnerability has been resolved: cxl: fix possible null-ptr-deref in cxlguestinitafu|adapter If deviceregister fails in...

Azure Linux 3.0 Security Update: kernel (CVE-2025-38072)

"The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38072 advisory. - In the Linux kernel, the following vulnerability has been resolved: libnvdimm/labels: Fix divide error in...

Azure Linux 3.0 Security Update: kernel (CVE-2024-41084)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-41084 advisory. - In the Linux kernel, the following vulnerability has been resolved: cxl/region: Avoid null pointer dereferen...

MiracleLinux 9 : kernel-5.14.0-503.15.1.el9_5 (AXSA:2025-9526:02)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2025-9526:02 advisory. kernel: bpf: Fix overrunning reservations in ringbuf CVE-2024-41009 kernel: USB: serial: mos7840: fix crash on resume CVE-2024-42244 kernel: cxl/por...

PT-2026-27692

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.19.0 Description The Linux kernel contains a flaw in the cxl/mbox subsystem. Specifically, the cxl payload from user allowed function casts and dereferences input payload data without first verifying its size...

SUSE CVE-2023-54323

In the Linux kernel, the following vulnerability has been resolved: cxl/pmem: Fix nvdimm registration races A loop of the form: while true; do modprobe cxlpci; modprobe -r cxlpci; done ...fails with the following crash signature: BUG: kernel NULL pointer dereference, address: 0000000000000040...