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| author | Corinna Vinschen <corinna@vinschen.de> | 2014-05-22 09:47:23 +0000 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2014-05-22 09:47:23 +0000 |
| commit | 81f9ce0734bdadbf60006b5d228a16ab0c054055 (patch) | |
| tree | 71262202d4d5591388ac4d1c47f2b71e9b486655 | |
| parent | ed2cfab440e844bdc5e14831ae2350df8c68d8a3 (diff) | |
| download | newlib-81f9ce0734bdadbf60006b5d228a16ab0c054055.zip newlib-81f9ce0734bdadbf60006b5d228a16ab0c054055.tar.gz newlib-81f9ce0734bdadbf60006b5d228a16ab0c054055.tar.bz2 | |
* uinfo.cc (pwdgrp::fetch_account_from_windows): Fix potential SEGV
referencing NULL pointer.
| -rw-r--r-- | winsup/cygwin/ChangeLog | 7 | ||||
| -rw-r--r-- | winsup/cygwin/uinfo.cc | 8 |
2 files changed, 10 insertions, 5 deletions
diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog index b89f374..c63871c 100644 --- a/winsup/cygwin/ChangeLog +++ b/winsup/cygwin/ChangeLog @@ -1,4 +1,9 @@ -2014-05-20 Corinna Vinschen <corinna@vinschen.de> +2014-05-22 Corinna Vinschen <corinna@vinschen.de> + + * uinfo.cc (pwdgrp::fetch_account_from_windows): Fix potential SEGV + referencing NULL pointer. + +2014-05-22 Corinna Vinschen <corinna@vinschen.de> * libc/bsdlib.cc (forkpty): Close master and slave if fork fails to avoid resource leak (CID 59997). diff --git a/winsup/cygwin/uinfo.cc b/winsup/cygwin/uinfo.cc index 8f8f78c..409d0ed 100644 --- a/winsup/cygwin/uinfo.cc +++ b/winsup/cygwin/uinfo.cc @@ -1441,17 +1441,17 @@ pwdgrp::fetch_account_from_windows (fetch_user_arg_t &arg, cyg_ldap *pldap) else { /* Some trusted domain? */ - PDS_DOMAIN_TRUSTSW td = NULL; + PDS_DOMAIN_TRUSTSW td = NULL, this_td = NULL; for (ULONG idx = 0; (td = cygheap->dom.trusted_domain (idx)); ++idx) { fetch_posix_offset (td, cldap); if (td->PosixOffset > posix_offset && td->PosixOffset <= arg.id) - posix_offset = td->PosixOffset; + posix_offset = (this_td = td)->PosixOffset; } - if (posix_offset) + if (this_td) { - cygpsid tsid (td->DomainSid); + cygpsid tsid (this_td->DomainSid); PWCHAR s = tsid.pstring (sidstr); __small_swprintf (s, L"-%u", arg.id - posix_offset); } |