diff options
| author | Corinna Vinschen <corinna@vinschen.de> | 2002-06-03 21:11:14 +0400 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2002-06-03 21:11:14 +0400 |
| commit | 656c31920bcccd705d53e15f0184fc0e5e769a6a (patch) | |
| tree | 8c6dbb0cd73c8c42639ccb9d1051be8b891094ec | |
| parent | 1eb934b7c5a4f5cfb0b7dcb04f17e24cb5989da4 (diff) | |
* syscalls.cc (setegid32): Verify the correctness of the gid
of the group returned by getgrgid32.
| -rw-r--r-- | winsup/cygwin/ChangeLog | 5 | ||||
| -rw-r--r-- | winsup/cygwin/syscalls.cc | 3 |
2 files changed, 7 insertions, 1 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index adac1b25d..654b16742 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,5 +1,10 @@ 2002-06-03 Pierre Humblet <pierre.humblet@ieee.org> + * syscalls.cc (setegid32): Verify the correctness of the gid + of the group returned by getgrgid32. + +2002-06-03 Pierre Humblet <pierre.humblet@ieee.org> + * security.cc (lsa2wchar): Suppressed. (get_lsa_srv_inf): Suppressed. (get_logon_server_and_user_domain): Suppressed. diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc index a936a21fd..54418c0a9 100644 --- a/winsup/cygwin/syscalls.cc +++ b/winsup/cygwin/syscalls.cc @@ -2175,7 +2175,8 @@ setegid32 (__gid32_t gid) cygsid gsid; HANDLE ptok; - if (!(gsid.getfromgr (getgrgid32 (gid)))) + struct __group32 * gr = getgrgid32 (gid); + if (!gr || gr->gr_gid != gid || !gsid.getfromgr (gr)) { set_errno (EINVAL); return -1; |