kernel: resource: fix region_intersects() vs add_memory_driver_managed()

In the Linux kernel, the following vulnerability has been resolved: resource: fix regionintersects vs addmemorydrivermanaged On a system with CXL memory, the resource tree /proc/iomem related to CXL memory may look like something as follows. 490000000-50fffffff : CXL Window 0 490000000-50fffffff ...

SUSE CVE-2022-49895

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix decoder allocation crash When an intermediate port's decoders have been exhausted by existing regions, and creating a new region with the port in question in it's hierarchical path is attempted, cxlportattachregio...

SUSE CVE-2022-49893

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix cxlregion leak, cleanup targets at region delete When a region is deleted any targets that have been previously assigned to that region hold references to it. Trigger those references to drop by detaching all...

SUSE 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. ...

SUSE CVE-2022-49894

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix region HPA ordering validation Some regions may not have any address space allocated. Skip them when validating HPA order otherwise a crash like the following may result: devmcxladdregion: cxlacpi cxlacpi.0:...

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. ...

DEBIAN-CVE-2022-49893

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix cxlregion leak, cleanup targets at region delete When a region is deleted any targets that have been previously assigned to that region hold references to it. Trigger those references to drop by detaching all...

CVE-2022-49893

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix cxlregion leak, cleanup targets at region delete When a region is deleted any targets that have been previously assigned to that region hold references to it. Trigger those references to drop by detaching all...

DEBIAN-CVE-2022-49894

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix region HPA ordering validation Some regions may not have any address space allocated. Skip them when validating HPA order otherwise a crash like the following may result: devmcxladdregion: cxlacpi cxlacpi.0:...

DEBIAN-CVE-2022-49895

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix decoder allocation crash When an intermediate port's decoders have been exhausted by existing regions, and creating a new region with the port in question in it's hierarchical path is attempted, cxlportattachregio...

UBUNTU-CVE-2022-49893

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix cxlregion leak, cleanup targets at region delete When a region is deleted any targets that have been previously assigned to that region hold references to it. Trigger those references to drop by detaching all...

CVE-2022-49896 cxl/pmem: Fix cxl_pmem_region and cxl_memdev leak

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. ...

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. ...

CVE-2022-49895 cxl/region: Fix decoder allocation crash

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix decoder allocation crash When an intermediate port's decoders have been exhausted by existing regions, and creating a new region with the port in question in it's hierarchical path is attempted, cxlportattachregio...

CVE-2022-49895

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix decoder allocation crash When an intermediate port's decoders have been exhausted by existing regions, and creating a new region with the port in question in it's hierarchical path is attempted, cxlportattachregio...

CVE-2022-49895 cxl/region: Fix decoder allocation crash

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix decoder allocation crash When an intermediate port's decoders have been exhausted by existing regions, and creating a new region with the port in question in it's hierarchical path is attempted, cxlportattachregio...

CVE-2022-49894 cxl/region: Fix region HPA ordering validation

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix region HPA ordering validation Some regions may not have any address space allocated. Skip them when validating HPA order otherwise a crash like the following may result: devmcxladdregion: cxlacpi cxlacpi.0:...

CVE-2022-49893

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Fix cxlregion leak, cleanup targets at region delete When a region is deleted any targets that have been previously assigned to that region hold references to it. Trigger those references to drop by detaching all...

PT-2025-18610 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A issue in the Linux kernel has been resolved, specifically in the cxl/region component. The problem occurred when a region was deleted, and previously assigned targets still held...

PT-2025-18613 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A issue in the Linux kernel has been resolved, related to the cxl/pmem subsystem. When a cxl nvdimm object is removed, its associated regions must also be disabled. However, the driver...