CVE-2024-56678

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm/fault: Fix kfence page fault reporting copyfromkernelnofault can be called when doing read of /proc/kcore. /proc/kcore can have some unmapped kfence objects which when read via copyfromkernelnofault can cause page...

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-2024-46853

In the Linux kernel, the following vulnerability has been resolved: spi: nxp-fspi: fix the KASAN report out-of-bounds bug Change the memcpy length to fix the out-of-bounds issue when writing the data that is not 4 byte aligned to TX FIFO. To reproduce the issue, write 3 bytes data to NOR chip. dd...

SUSE CVE-2006-4145

The Universal Disk Format UDF filesystem driver in Linux kernel 2.6.17 and earlier allows local users to cause a denial of service hang and crash via certain operations involving truncated files, as demonstrated via the dd command...

udisks2 2.8.0 - Denial of Service (PoC)

Exploit: udisks2 2.8.0 - Denial of Service PoC Author: oxagast Date: 2018-09-22 Vendor Homepage: http://storaged.org/ Software Link: https://github.com/storaged-project/udisks Version: =udisks2 2.8.0 Tested on: Ubuntu x64 / / / \ / / / O / / \ \ /\//\// ========The vulnerable section of code...

Linux Kernel 4.16.11 - ext4_read_inline_data() Memory Corruption

Linux Kernel 4.16.11 - ext4readinlinedata Memory Corruption ext4 can store data for small regular files as "inline data", meaning that the data is stored inside the corresponding inode instead of in separate blocks. Inline data is stored in two places: The first 60 bytes go in the iblock field in...

Measure storage performance on XenServer using dd ?

dd is a native linux command also available on XenServer that can be used to measure the performance of a block device like /dev/sda at a block level. We can use this command to troubleshoot storage performance issues within the Host as well as the guest while clubbing it with other tools like...