Message-Id: <20220403095234.2210-1-yuval.shaia.ml@gmail.com>
Bug-Debian: https://bugs.debian.org/1014589
Guest driver might execute HW commands when shared buffers are not yet
allocated.
This could happen on purpose (malicious guest) or because of some other
guest/host address mapping error.
We need to protect againts such case.
Fixes: CVE-2022-1050
Reported-by: Raven <wxhusst@gmail.com>
Signed-off-by: Yuval Shaia <yuval.shaia.ml@gmail.com>
Gbp-Pq: Name hw-pvrdma-protect-against-guest-driver-CVE-2022-1050.patch
Signed-off-by: Cong Liu <liucong2@kylinos.cn>
Yuval Shaia