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b867bc357a
I was too eager fixing out-of-bounds access and did not notice that loop increment is `+= 4` instead of `+= 1`. The loop condition was fine as is.
21 lines
749 B
Diff
21 lines
749 B
Diff
pal16bxcl is an array of 256 dwords, not bytes:
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src/endmem.asm:NEWSYM pal16bxcl, resd 256
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While at it fixes off-by-4 out of bounds exit.
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Detected by _FORTIFY_SOURCE=3:
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*** buffer overflow detected ***: terminated
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#7 0x08057c14 in memset (__len=2, __ch=255, __dest=<optimized out>) at ...-glibc-2.38-23-dev/include/bits/string_fortified.h:59
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#8 clearmem () at initc.c:1461
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--- a/src/initc.c
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+++ b/src/initc.c
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@@ -1389,7 +1389,7 @@ extern unsigned char vidmemch8[4096];
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extern unsigned char pal16b[1024];
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extern unsigned char pal16bcl[1024];
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extern unsigned char pal16bclha[1024];
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-extern unsigned char pal16bxcl[256];
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+extern unsigned char pal16bxcl[1024];
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extern unsigned char SPCRAM[65472];
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unsigned char *SPCState = SPCRAM;
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