aniani/irssi
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Merge branch '2-out-of-bounds-read-of-one-byte-with-x1b-48-in-truecolor-builds' into 'security'

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check for end of string in ansi 48

See merge request !1
This commit is contained in:
Nei 2017-01-02 17:00:15 +00:00
commit 7daa7a6aa9
1 changed files with 4 additions and 0 deletions
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4
src/fe-common/core/formats.c
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@ -956,6 +956,7 @@ static const char *get_ansi_color(THEME_REC *theme, const char *str,
str++;
for (num2 = 0; i_isdigit(*str); str++)
num2 = num2*10 + (*str-'0');
if (*str == '\0') return start;
switch (num2) {
case 2:
@ -973,6 +974,8 @@ static const char *get_ansi_color(THEME_REC *theme, const char *str,
for (; i_isdigit(*str); str++)
num2 = (num2&~0xff) |
(((num2&0xff) * 10 + (*str-'0'))&0xff);
if (*str == '\0') return start;
}
if (i == -1) break;
@ -1001,6 +1004,7 @@ static const char *get_ansi_color(THEME_REC *theme, const char *str,
str++;
for (num2 = 0; i_isdigit(*str); str++)
num2 = num2*10 + (*str-'0');
if (*str == '\0') return start;
if (num == 38) {
flags &= ~GUI_PRINT_FLAG_COLOR_24_FG;