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* syscalls.cc (setegid32): Verify the correctness of the gid 

of the group returned by getgrgid32.
This commit is contained in:
Corinna Vinschen 2002-06-03 17:11:14 +00:00
parent 1eb934b7c5
commit 656c31920b
2 changed files with 7 additions and 1 deletions
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5
winsup/cygwin/ChangeLog
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@ -1,3 +1,8 @@
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> 2002-06-03 Pierre Humblet <pierre.humblet@ieee.org>
* security.cc (lsa2wchar): Suppressed. * security.cc (lsa2wchar): Suppressed.

3
winsup/cygwin/syscalls.cc
View File

@ -2175,7 +2175,8 @@ setegid32 (__gid32_t gid)
cygsid gsid; cygsid gsid;
HANDLE ptok; HANDLE ptok;
if (!(gsid.getfromgr (getgrgid32 (gid)))) struct __group32 * gr = getgrgid32 (gid);
if (!gr || gr->gr_gid != gid || !gsid.getfromgr (gr))
{ {
set_errno (EINVAL); set_errno (EINVAL);
return -1; return -1;