Description (CNA)
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".
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected e49fe4040a10c1cd3b215c511f658d15aa7c8be9 before 7d43cdd22cd81a2b079e864c4321b9aba4c6af34; affected e49fe4040a10c1cd3b215c511f658d15aa7c8be9 before 50f35a907c4f9ed431fd3dbb8b871ef1cbb0718e; affected e49fe4040a10c1cd3b215c511f658d15aa7c8be9 before c772eacbd6d0845fc922af8716bb9d29ae27b8cf; affected e49fe4040a10c1cd3b215c511f658d15aa7c8be9 before fc0210720127cc6302e6d6f3de48f49c3fcf5659; affected e49fe4040a10c1cd3b215c511f658d15aa7c8be9 before 709c348261618da7ed89d6c303e2ceb9e453ba74 |
| Linux / Linux | affected 5.14; unaffected 0 before 5.14; unaffected 5.15.140 through 5.15.*; unaffected 6.1.64 through 6.1.*; unaffected 6.5.13 through 6.5.*; unaffected 6.6.3 through 6.6.*; unaffected 6.7 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/7d43cdd22cd81a2b079e864c4321b9aba4c6af34
- https://git.kernel.org/stable/c/50f35a907c4f9ed431fd3dbb8b871ef1cbb0718e
- https://git.kernel.org/stable/c/c772eacbd6d0845fc922af8716bb9d29ae27b8cf
- https://git.kernel.org/stable/c/fc0210720127cc6302e6d6f3de48f49c3fcf5659
- https://git.kernel.org/stable/c/709c348261618da7ed89d6c303e2ceb9e453ba74
ADP enrichment
No English description supplied.
No references supplied.
No English description supplied.
- https://git.kernel.org/stable/c/7d43cdd22cd81a2b079e864c4321b9aba4c6af34
- https://git.kernel.org/stable/c/50f35a907c4f9ed431fd3dbb8b871ef1cbb0718e
- https://git.kernel.org/stable/c/c772eacbd6d0845fc922af8716bb9d29ae27b8cf
- https://git.kernel.org/stable/c/fc0210720127cc6302e6d6f3de48f49c3fcf5659
- https://git.kernel.org/stable/c/709c348261618da7ed89d6c303e2ceb9e453ba74