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-rw-r--r--nslcd/nslcd.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/nslcd/nslcd.c b/nslcd/nslcd.c
index 4be063a..ee3e029 100644
--- a/nslcd/nslcd.c
+++ b/nslcd/nslcd.c
@@ -297,6 +297,11 @@ static int create_socket(const char *filename)
log_log(LOG_ERR, "cannot create socket: %s", strerror(errno));
exit(EXIT_FAILURE);
}
+ if (sock >= FD_SETSIZE)
+ {
+ log_log(LOG_ERR, "socket file descriptor number too high (%d)", sock);
+ exit(EXIT_FAILURE);
+ }
/* remove existing named socket */
if (unlink(filename) < 0)
{