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 that stems from kfdmemdmamapuserptr not freeing SG table memory in the wrong path, which could lead to a memory leak...

CVE-2022-50619: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix memory leak in kfdmemdmamapuserptr If the number of pages from the userptr BO differs from the SG BO then the allocated memory for the SG table doesn't get freed before returning -EINVAL, which may lead to a memor...

CVE-2021-47420: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix a potential ttm-sg memory leak Memory is allocated for ttm-sg by kmalloc in kfdmemdmamapuserptr, but isn't freed by kfree in kfdmemdmaunmapuserptr. Free it!...

GSD-2022-1006944 drm/amdkfd: Fix memory leak in kfd_mem_dmamap_userptr()

drm/amdkfd: Fix memory leak in kfdmemdmamapuserptr This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.77 by commit...