CVE-2024-50303

CVE-2024-50303 affects the Linux kernel: walk_system_ram_res_rev discards resource flags when passing information to the callback, causing IORESOURCE_SYSRAM_DRIVER_MANAGED memory to be selected for kexec buffers if located above normal RAM. This can lead to undefined behavior after reboot or a cr...

CVE-2024-50303 resource,kexec: walk_system_ram_res_rev must retain resource flags

In the Linux kernel, the following vulnerability has been resolved: resource,kexec: walksystemramresrev must retain resource flags walksystemramresrev erroneously discards resource flags when passing the information to the callback. This causes systems with IORESOURCESYSRAMDRIVERMANAGED memory to...

SUSE CVE-2024-49878

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 ...

CVE-2024-49878

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 ...

CVE-2024-49878

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 ...

DEBIAN-CVE-2024-49878

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 ...

AZL-52929 CVE-2024-49878 affecting package kernel for versions less than 5.15.173.1-1

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 ...

CVE-2024-49878 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 ...

CVE-2024-49878

Technical details about CVE-2024-49878 are not publicly provided in the supplied documents. The initial description notes a Linux kernel resource-tree issue with CXL memory affecting region_intersects() and onlining memory; monitor for official patch releases and advisories.

CVE-2024-49878 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 ...

CVE-2024-49878 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 ...

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 a conflict between the regionintersects function and the addmemorydrivermanaged function of the resource...

DEBIAN-CVE-2023-52849

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix shutdown order Ira reports that removing cxlmockmem causes a crash with the following trace: BUG: kernel NULL pointer dereference, address: 0000000000000044 .. RIP: 0010:cxlregiondecodereset+0x7f/0x180 cxlcore .. Cal...

UBUNTU-CVE-2023-52849

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix shutdown order Ira reports that removing cxlmockmem causes a crash with the following trace: BUG: kernel NULL pointer dereference, address: 0000000000000044 .. RIP: 0010:cxlregiondecodereset+0x7f/0x180 cxlcore .. Cal...

UBUNTU-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...

CVE-2024-26762

CVE-2024-26762 (Linux kernel) concerns CXL error handling. The fix addresses a crash: after unbinding the memory device (cxl_mem) following a RAS event, a later AER notification could access unmapped registers. The patch adds a check to verify memdev binding before reaping status register values,...

CVE-2024-26762 cxl/pci: Skip to handle RAS errors if CXL.mem device is detached

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...