CVE-2021-47420 Information

Description

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 kfd_mem_dmamap_userptr but isn’t freed by kfree in kfd_mem_dmaunmap_userptr. Free it!

Reference

https://git.kernel.org/stable/c/7e5ce6029b627efb4a004746cfdc1eeff850e6eb https://git.kernel.org/stable/c/b072ef1215aca33186e3a10109e872e528a9e516