30 lines
986 B
Diff
30 lines
986 B
Diff
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From 2620984b42fd2a374e94c75f04982c60edf179cb Mon Sep 17 00:00:00 2001
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From: Kevin O'Connor <kevin@koconnor.net>
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Date: Tue, 11 Feb 2014 17:36:56 -0500
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Subject: [PATCH] vgabios: Make sure stdvga_list_modes() doesn't overrun the
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buffer.
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References: bnc#880625
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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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Signed-off-by: Bruce Rogers <brogers@suse.com>
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---
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vgasrc/stdvgamodes.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/roms/seabios/vgasrc/stdvgamodes.c b/roms/seabios/vgasrc/stdvgamodes.c
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index a97c85f..8436729 100644
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--- a/roms/seabios/vgasrc/stdvgamodes.c
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+++ b/roms/seabios/vgasrc/stdvgamodes.c
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@@ -336,7 +336,7 @@ void
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stdvga_list_modes(u16 seg, u16 *dest, u16 *last)
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{
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int i;
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- for (i = 0; i < ARRAY_SIZE(vga_modes); i++) {
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+ for (i = 0; i < ARRAY_SIZE(vga_modes) && dest < last; i++) {
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struct stdvga_mode_s *stdmode_g = &vga_modes[i];
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u16 mode = GET_GLOBAL(stdmode_g->mode);
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if (mode == 0xffff)
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--
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1.9.0
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