diff options
author | Petr Štetiar <ynezz@true.cz> | 2019-11-24 00:48:25 +0300 |
---|---|---|
committer | Petr Štetiar <ynezz@true.cz> | 2019-11-24 15:26:58 +0300 |
commit | 8e832a771d3ab6a852cd976a0264271be231c1b4 (patch) | |
tree | 0d5a97f75449cd1569350fb27eba5401a43730a0 /jshn.c | |
parent | cb698e35409b898aedbbc3c673a0055dc1520ef6 (diff) |
jshn: fix off by one in jshn_parse_file
Fixes following error:
Invalid read of size 1
at 0x4C32D04: strlen
by 0x5043367: json_tokener_parse_ex
by 0x5045316: json_tokener_parse_verbose
by 0x504537D: json_tokener_parse
by 0x401AB1: jshn_parse (jshn.c:179)
by 0x40190D: jshn_parse_file (jshn.c:370)
by 0x40190D: main (jshn.c:434)
Address 0x5848c4c is 0 bytes after a block of size 1,036 alloc'd
at 0x4C2FB0F: malloc
by 0x4018E2: jshn_parse_file (jshn.c:357)
by 0x4018E2: main (jshn.c:434)
Signed-off-by: Petr Štetiar <ynezz@true.cz>
Diffstat (limited to 'jshn.c')
-rw-r--r-- | jshn.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -354,7 +354,7 @@ static int jshn_parse_file(const char *path) return 3; } - if (!(fbuf = malloc(sb.st_size))) { + if (!(fbuf = calloc(1, sb.st_size+1))) { fprintf(stderr, "Error allocating memory for %s\n", path); close(fd); return 3; |