CVE-2025-38674 Revert "drm/prime: Use dma_buf from GEM object instance"

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/prime: Use dmabuf from GEM object instance" This reverts commit f83a9b8c7fd0557b0c50784bfdc1bbe9140c9bf8. The dmabuf field in struct drmgemobject is not stable over the object instance's lifetime. The field becomes NU...

PT-2024-11768

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.0.0-rc3+ Description The issue arises from the psb gem unpin function calling dma resv lock while the underlying ww mutex is destroyed by drm gem object release. To fix this, the drm gem object release call in...