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sock_util: check path length in urlsplit

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Add a length check to the path to ensure that it fits in the supplied
buffer in the urlsplit function
This commit is contained in:
Koen Zandberg 2018-07-18 15:19:47 +02:00
parent d93ecab880
commit bff8694051
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GPG Key ID: 0895A893E6D2985B
1 changed files with 3 additions and 0 deletions
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3
sys/net/sock/sock_util.c
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@ -137,6 +137,9 @@ int sock_urlsplit(const char *url, char *hostport, char *urlpath)
size_t pathlen = strlen(pathstart); size_t pathlen = strlen(pathstart);
if (pathlen) { if (pathlen) {
if (pathlen > SOCK_URLPATH_MAXLEN - 1) {
return -EOVERFLOW;
}
memcpy(urlpath, pathstart, pathlen); memcpy(urlpath, pathstart, pathlen);
} }
*(urlpath + pathlen) = '\0'; *(urlpath + pathlen) = '\0';