gnustep/libs-base
0
0
Fork 0
mirror of https://github.com/gnustep/libs-base.git synced 2025-04-22 16:33:29 +00:00
Code Issues Projects Releases Packages Wiki Activity

Fix loss of buffer in NSJSONSerialization.

Browse source 
The first time bufferSize is extended, number loses the previously parsed characters.
After malloc the number, copy the numberBuffer to the number.
This commit is contained in:
niwatako 2020-05-01 23:51:55 +09:00
parent 40a482a579
commit 6869df9a50
1 changed files with 8 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
Source/NSJSONSerialization.m
View file

@ -468,11 +468,16 @@ parseNumber(ParserState *state)
{\
bufferSize *= 2;\
if (number == numberBuffer)\
number = malloc(bufferSize);\
{\
number = malloc(bufferSize);\
memcpy(number, numberBuffer, sizeof(numberBuffer));\
}\
else\
number = realloc(number, bufferSize);\
{\
number = realloc(number, bufferSize);\
}\
}\
number[parsedSize++] = (char)x; } while (0)
number[parsedSize++] = (char)x; } while (0)
// JSON numbers must start with a - or a digit
if (!(c == '-' || isdigit(c)))
{