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
On Thu, Apr 01, 2021 at 11:55:50AM +0200, Geert Uytterhoeven wrote:
> On Thu, Apr 1, 2021 at 12:09 AM 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
On Thu, Apr 1, 2021 at 12:09 AM 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
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:
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