High · published May 21, 2024
In the Linux kernel, the following vulnerability has been resolved:
drm/amdkfd: Fix a race condition of vram buffer unref in svm code
prange->svm_bo unref can happen in both mmu callback and a callback after
migrate to system ram. Both are async call in different tasks. Sync svm_bo
unref operation to avoid random "use-after-free".
| Product | Versions | Fixed in |
|---|---|---|
| linux/linux_kernel | < 5.15.140 | 5.15.140 |
| linux/linux_kernel | ≥ 5.16, < 6.1.64 | 6.1.64 |
| linux/linux_kernel | ≥ 6.2, < 6.5.13 | 6.5.13 |
| linux/linux_kernel | ≥ 6.6, < 6.6.3 | 6.6.3 |