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SubjectRe: [PATCH 0/3] Prevent out-of-bounds access for built-in font data buffers
On Thu, Sep 24, 2020 at 04:09:37PM +0200, Greg Kroah-Hartman wrote:
> On Thu, Sep 24, 2020 at 09:38:22AM -0400, Peilin Ye wrote:
> > Peilin Ye (3):
> > fbdev, newport_con: Move FONT_EXTRA_WORDS macros into linux/font.h
> > Fonts: Support FONT_EXTRA_WORDS macros for built-in fonts
> > fbcon: Fix global-out-of-bounds read in fbcon_get_font()
> >
> > drivers/video/console/newport_con.c | 7 +------
> > drivers/video/fbdev/core/fbcon.c | 12 ++++++++++++
> > drivers/video/fbdev/core/fbcon.h | 7 -------
> > drivers/video/fbdev/core/fbcon_rotate.c | 1 +
> > drivers/video/fbdev/core/tileblit.c | 1 +
> > include/linux/font.h | 13 +++++++++++++
> > lib/fonts/font_10x18.c | 9 ++++-----
> > lib/fonts/font_6x10.c | 9 +++++----
> > lib/fonts/font_6x11.c | 9 ++++-----
> > lib/fonts/font_7x14.c | 9 ++++-----
> > lib/fonts/font_8x16.c | 9 ++++-----
> > lib/fonts/font_8x8.c | 9 ++++-----
> > lib/fonts/font_acorn_8x8.c | 9 ++++++---
> > lib/fonts/font_mini_4x6.c | 8 ++++----
> > lib/fonts/font_pearl_8x8.c | 9 ++++-----
> > lib/fonts/font_sun12x22.c | 9 ++++-----
> > lib/fonts/font_sun8x16.c | 7 ++++---
> > lib/fonts/font_ter16x32.c | 9 ++++-----
> > 18 files changed, 79 insertions(+), 67 deletions(-)
>
> Gotta love going backwards in arrays :)
>
> Nice work, whole series is:
>
> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Thank you for reviewing it!

Peilin Ye

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