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Patches for heap corruption and missing bounds check

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By Gabriel Campana and Adrien Guinet from Quarkslab.
This commit is contained in:
ailin-nemui 2016-09-14 13:37:29 +02:00
parent 20b5d4d982
commit 295a4b77f0
1 changed files with 5 additions and 0 deletions
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5
src/fe-common/core/formats.c
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@ -131,6 +131,8 @@ void unformat_24bit_color(char **ptr, int off, int *fgcolor, int *bgcolor, int *
unsigned char rgbx[4];
unsigned int i;
for (i = 0; i < 4; ++i) {
if ((*ptr)[i + off] == '\0')
return;
rgbx[i] = (*ptr)[i + off];
}
rgbx[3] -= 0x20;
@ -1341,6 +1343,9 @@ void format_send_to_gui(TEXT_DEST_REC *dest, const char *text)
bgcolor = *ptr==(char)0xff ? -1 : *ptr-'0';
}
}
if (*ptr == '\0')
break;
ptr++;
break;
case 6: