mbox series

[0/2] drm/radeon: Fix off-by-one power_state index heap overwrite

Message ID 20210503050608.2158996-1-keescook@chromium.org (mailing list archive)
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Series drm/radeon: Fix off-by-one power_state index heap overwrite | expand

Message

Kees Cook May 3, 2021, 5:06 a.m. UTC 
Hi,

This is an attempt at fixing a bug[1] uncovered by the relocation of
the slab freelist pointer offset, as well as some related clean-ups.

I don't have hardware to do runtime testing, but it builds. ;)

-Kees

[1] https://bugzilla.kernel.org/show_bug.cgi?id=211537

Kees Cook (2):
  drm/radeon: Fix off-by-one power_state index heap overwrite
  drm/radeon: Avoid power table parsing memory leaks

 drivers/gpu/drm/radeon/radeon_atombios.c | 26 ++++++++++++++++--------
 1 file changed, 18 insertions(+), 8 deletions(-)

Comments

Alex Deucher May 4, 2021, 7:12 p.m. UTC | #1 
On Mon, May 3, 2021 at 1:06 AM Kees Cook <keescook@chromium.org> wrote:
>
> Hi,
>
> This is an attempt at fixing a bug[1] uncovered by the relocation of
> the slab freelist pointer offset, as well as some related clean-ups.
>
> I don't have hardware to do runtime testing, but it builds. ;)
>
> -Kees
>
> [1] https://bugzilla.kernel.org/show_bug.cgi?id=211537
>
> Kees Cook (2):
>   drm/radeon: Fix off-by-one power_state index heap overwrite
>   drm/radeon: Avoid power table parsing memory leaks

Applied.  Thanks!

Alex

>
>  drivers/gpu/drm/radeon/radeon_atombios.c | 26 ++++++++++++++++--------
>  1 file changed, 18 insertions(+), 8 deletions(-)
>
> --
> 2.25.1
>
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