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home:Alexander_Naumov:SLE-12:Update
qemu.4227
vgabios-Make-sure-stdvga_list_modes-doesn-t-ove...
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File vgabios-Make-sure-stdvga_list_modes-doesn-t-overrun-.patch of Package qemu.4227
From 2620984b42fd2a374e94c75f04982c60edf179cb Mon Sep 17 00:00:00 2001 From: Kevin O'Connor <kevin@koconnor.net> Date: Tue, 11 Feb 2014 17:36:56 -0500 Subject: [PATCH] vgabios: Make sure stdvga_list_modes() doesn't overrun the buffer. References: bnc#880625 Signed-off-by: Kevin O'Connor <kevin@koconnor.net> Signed-off-by: Bruce Rogers <brogers@suse.com> --- vgasrc/stdvgamodes.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/roms/seabios/vgasrc/stdvgamodes.c b/roms/seabios/vgasrc/stdvgamodes.c index a97c85f..8436729 100644 --- a/roms/seabios/vgasrc/stdvgamodes.c +++ b/roms/seabios/vgasrc/stdvgamodes.c @@ -336,7 +336,7 @@ void stdvga_list_modes(u16 seg, u16 *dest, u16 *last) { int i; - for (i = 0; i < ARRAY_SIZE(vga_modes); i++) { + for (i = 0; i < ARRAY_SIZE(vga_modes) && dest < last; i++) { struct stdvga_mode_s *stdmode_g = &vga_modes[i]; u16 mode = GET_GLOBAL(stdmode_g->mode); if (mode == 0xffff) -- 1.9.0
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