diff options
Diffstat (limited to 'ext/socket/raddrinfo.c')
-rw-r--r-- | ext/socket/raddrinfo.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/ext/socket/raddrinfo.c b/ext/socket/raddrinfo.c index d0d4d85c05..327218f222 100644 --- a/ext/socket/raddrinfo.c +++ b/ext/socket/raddrinfo.c @@ -450,8 +450,10 @@ rsock_unix_sockaddr_len(VALUE path) } else if (RSTRING_PTR(path)[0] == '\0') { /* abstract namespace; see unix(7) for details. */ + if (SOCKLEN_MAX - offsetof(struct sockaddr_un, sun_path) < (size_t)RSTRING_LEN(path)) + rb_raise(rb_eArgError, "Linux abstract socket too long"); return (socklen_t) offsetof(struct sockaddr_un, sun_path) + - RSTRING_LEN(path); + RSTRING_SOCKLEN(path); } else { #endif |