On Wed, Mar 31, 2021 at 11:07:19PM +0100, Phillip Potter wrote: > Use kzalloc() rather than kmalloc() for the dynamically allocated parts > of the colormap in fb_alloc_cmap_gfp, to prevent a leak of random kernel > data to userspace under certain circumstances. > > Fixes a KMSAN-found infoleak bug reported by syzbot at: > https://syzkaller.appspot.com/bug?id=741578659feabd108ad9e06696f0c1f2e69c4b6e > > Reported-by: syzbot+47fa9c9c648b76530...@syzkaller.appspotmail.com > Signed-off-by: Phillip Potter <p...@philpotter.co.uk> > --- > drivers/video/fbdev/core/fbcmap.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-)
Daniel, want me to take this? thanks, greg k-h
