svn commit: r330359 - head/sys/compat/cloudabi

[Eitan Adler]

Author: eadler
Date: Sat Mar  3 21:50:55 2018
New Revision: 330359
URL: https://svnweb.freebsd.org/changeset/base/330359

Log:
  sys/linux: Fix a few potential infoleaks in cloudabi
  
  Submitted by:	Domagoj Stolfa <domagoj.stolfa at gmail.com>
  MFC After:	1 month
  Sponsored by:	DARPA/AFRL

Modified:
  head/sys/compat/cloudabi/cloudabi_file.c

Modified: head/sys/compat/cloudabi/cloudabi_file.c
==============================================================================
--- head/sys/compat/cloudabi/cloudabi_file.c	Sat Mar  3 21:41:16 2018	(r330358)
+++ head/sys/compat/cloudabi/cloudabi_file.c	Sat Mar  3 21:50:55 2018	(r330359)
@@ -563,6 +563,8 @@ cloudabi_sys_file_stat_fget(struct thread *td,
 	cloudabi_filetype_t filetype;
 	int error;
 
+	memset(&csb, 0, sizeof(csb));
+
 	/* Fetch file descriptor attributes. */
 	error = fget(td, uap->fd, cap_rights_init(&rights, CAP_FSTAT), &fp);
 	if (error != 0)
@@ -649,6 +651,8 @@ cloudabi_sys_file_stat_get(struct thread *td,
 	cloudabi_filestat_t csb;
 	char *path;
 	int error;
+
+	memset(&csb, 0, sizeof(csb));
 
 	error = copyin_path(uap->path, uap->path_len, &path);
 	if (error != 0)