CVE-2022-50481 cxl: fix possible null-ptr-deref in cxl_guest_init_afu|adapter()

In the Linux kernel, the following vulnerability has been resolved: cxl: fix possible null-ptr-deref in cxlguestinitafu|adapter If deviceregister fails in cxlregisterafu|adapter, the device is not added, deviceunregister can not be called in the error path, otherwise it will cause a null-ptr-dere...

PT-2025-37498

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a flaw in the cxl subsystem where a null pointer dereference may occur in the cxl pci init afu|adapter function. Specifically, if device register fails, the...

Linux Distros Unpatched Vulnerability : CVE-2022-49896

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: cxl/pmem: Fix cxlpmemregion and cxlmemdev leak When a cxlnvdimm object goes through a -remov...

SUSE CVE-2025-38252

In the Linux kernel, the following vulnerability has been resolved: cxl/ras: Fix CPER handler device confusion By inspection, cxlcperhandleproterr is making a series of fragile assumptions that can lead to crashes: 1/ It assumes that endpoints identified in the record are a CXL-type-3 device,...

UBUNTU-CVE-2025-38072

In the Linux kernel, the following vulnerability has been resolved: libnvdimm/labels: Fix divide error in ndlabeldatainit If a faulty CXL memory device returns a broken zero LSA size in its memory device information Identify Memory Device Opcode 4000h, CXL spec. 3.1, 8.2.9.9.1.1, a divide error...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: libnvdimm/labels: A divide error occurred in ndlabeldatainit. If a faulty CXL memory device returns a incorrect zero LSA size in its memory device information Identified Memory Device Opcode 4000h, CXL Specification 3.1,...

USN-7524-1: Linux kernel (Raspberry Pi) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - Supe...

DEBIAN-CVE-2022-49896

In the Linux kernel, the following vulnerability has been resolved: cxl/pmem: Fix cxlpmemregion and cxlmemdev leak When a cxlnvdimm object goes through a -remove event device physically removed, nvdimm-bridge disabled, or nvdimm device disabled, then any associated regions must also be disabled. ...

USN-7449-2 linux-hwe-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - Supe...

USN-7449-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V architecture; - S390 architecture; - Supe...

kernel: cxl/pmem: Fix nvdimm registration races

A race condition was found in the CXL persistent memory driver. Rapid module load/unload cycles can cause async nvdimm device registration to run after the CXL context has been torn down, resulting in a NULL pointer dereference...

SUSE CVE-2024-26762

In the Linux kernel, the following vulnerability has been resolved: cxl/pci: Skip to handle RAS errors if CXL.mem device is detached The PCI AER model is an awkward fit for CXL error handling. While the expectation is that a PCI device can escalate to link reset to recover from an AER event, the...

AZL-48057 CVE-2024-41085 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix no cxlnvd during pmem region auto-assembling When CXL subsystem is auto-assembling a pmem region during cxl endpoint port probing, always hit below calltrace. BUG: kernel NULL pointer dereference, address:...

UBUNTU-CVE-2024-41085

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix no cxlnvd during pmem region auto-assembling When CXL subsystem is auto-assembling a pmem region during cxl endpoint port probing, always hit below calltrace. BUG: kernel NULL pointer dereference, address:...

Linux kernel 安全漏洞

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 fact that when the CXL subsystem automatically assembles the pmem region during cxl endpoint port probin...

SUSE CVE-2024-26761

In the Linux kernel, the following vulnerability has been resolved: cxl/pci: Fix disabling memory if DVSEC CXL Range does not match a CFMWS window The Linux CXL subsystem is built on the assumption that HPA == SPA. That is, the host physical address HPA the HDM decoder registers are programmed wi...

SUSE CVE-2022-48707

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix null pointer dereference for resetting decoder Not all decoders have a reset callback. The CXL specification allows a host bridge with a single root port to have no explicit HDM decoders. Currently the region driv...

DEBIAN-CVE-2022-48707

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix null pointer dereference for resetting decoder Not all decoders have a reset callback. The CXL specification allows a host bridge with a single root port to have no explicit HDM decoders. Currently the region driv...

Linux kernel 安全漏洞

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 Linux kernel, which stems from a vulnerability in the cxl/mem module...

kernel: Linux kernel CXL driver: Use-after-free vulnerability leading to system instability or privilege escalation

A flaw was found in the Linux kernel's CXL driver. This vulnerability, a use-after-free, allows a local user to cause system instability or a denial of service. The issue arises when the cxlparsecfmws function attempts to use memory that has already been released. This could potentially lead to...