Re: [PATCH v2] drm/radeon: fix race condition UAF in radeon_gem_set_domain_ioctl

2023-06-05 Thread Alex Deucher
Applied. Thanks! On Mon, Jun 5, 2023 at 4:13 AM Christian König wrote: > > Am 03.06.23 um 09:43 schrieb Min Li: > > Userspace can race to free the gobj(robj converted from), robj should not > > be accessed again after drm_gem_object_put, otherwith it will result in > > use-after-free. > > > > Si

[PATCH v2] drm/radeon: fix race condition UAF in radeon_gem_set_domain_ioctl

2023-06-05 Thread Min Li
Userspace can race to free the gobj(robj converted from), robj should not be accessed again after drm_gem_object_put, otherwith it will result in use-after-free. Signed-off-by: Min Li --- Changes in v2: - Remove unused robj, avoid compile complain drivers/gpu/drm/radeon/radeon_gem.c | 4 +--- 1

Re: [PATCH v2] drm/radeon: fix race condition UAF in radeon_gem_set_domain_ioctl

2023-06-05 Thread Christian König
Am 03.06.23 um 09:43 schrieb Min Li: Userspace can race to free the gobj(robj converted from), robj should not be accessed again after drm_gem_object_put, otherwith it will result in use-after-free. Signed-off-by: Min Li Reviewed-by: Christian König --- Changes in v2: - Remove unused robj,