CVE-2021-0929

staging: ion: move buffer kmap from begin/end_cpu_access()

References

Notes

 carnil> In mainline 3e9e0c5c7647 ("staging/android/ion: delete dma_buf->kmap/unmap
 carnil> implemenation") in 5.6-rc1 removed the implementation.
 carnil> e722a295cf49 ("staging: ion: remove from the tree") removed the
 carnil> driver from mainline in 5.11-rc1.
 carnil> The ION driver is not built in Debian (CONFIG_ION not enabled).

Bugs

Status

Branch Status
4.19-buster-security ignored "ION driver not enabled"
4.19-upstream-stable needed
5.10-bullseye-security ignored "ION driver not enabled"
5.10-upstream-stable N/A "Fixed before branching point"
6.1-bookworm-security N/A "Fixed before branch point"
6.1-upstream-stable N/A "Fixed before branch point"
6.6-upstream-stable unknown
6.8-upstream-stable unknown
sid released (5.6.7-1)
upstream released (5.6-rc1) [3e9e0c5c764704218c0960ffdb139de075afaadf]