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Merge pull request #325 from rouault/fix_stack_overflow_in_json_object_double_to_json_string_format

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Fix stack buffer overflow in json_object_double_to_json_string_format()
This commit is contained in:
Eric Haszlakiewicz
2017-05-21 21:35:16 -04:00
committed by GitHub
parent 6bd86d1044 2c2deb87f8
commit e76ea37772
1 changed files with 2 additions and 0 deletions
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json_object.c
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@@ -717,6 +717,8 @@ static int json_object_double_to_json_string_format(struct json_object* jso,
format ? format : format ? format :
(modf(jso->o.c_double, &dummy) == 0) ? "%.17g.0" : "%.17g", (modf(jso->o.c_double, &dummy) == 0) ? "%.17g.0" : "%.17g",
jso->o.c_double); jso->o.c_double);
if(size < 0 || size >= (int)sizeof(buf))
size = (int)sizeof(buf);
p = strchr(buf, ','); p = strchr(buf, ',');
if (p) { if (p) {