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| author | Matthias Dieter Wallnöfer <mdw@samba.org> | 2010-10-20 13:40:19 +0200 |
|---|---|---|
| committer | Matthias Dieter Wallnöfer <mdw@samba.org> | 2010-10-20 12:31:05 +0000 |
| commit | caf6b3686fb7f18b17e0b89f519f216ac98df3be (patch) | |
| tree | 5cb894161604222f1114a937ab5ac03fc68d0dc5 /libcli/security/access_check.c | |
| parent | efb22bf782fe49ca60650c87a0ead8ae93c06eca (diff) | |
| download | samba-caf6b3686fb7f18b17e0b89f519f216ac98df3be.tar.gz samba-caf6b3686fb7f18b17e0b89f519f216ac98df3be.tar.bz2 samba-caf6b3686fb7f18b17e0b89f519f216ac98df3be.zip | |
libcli/security/access_check.c - fix a memory leak
Diffstat (limited to 'libcli/security/access_check.c')
| -rw-r--r-- | libcli/security/access_check.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/libcli/security/access_check.c b/libcli/security/access_check.c index 35ee05716e..a00e42b520 100644 --- a/libcli/security/access_check.c +++ b/libcli/security/access_check.c @@ -287,7 +287,7 @@ NTSTATUS sec_access_check_ds(const struct security_descriptor *sd, uint32_t bits_remaining; struct object_tree *node; const struct GUID *type; - struct dom_sid *ps_sid = dom_sid_parse_talloc(NULL, SID_NT_SELF); + struct dom_sid *ps_sid = dom_sid_parse_talloc(sd, SID_NT_SELF); *access_granted = access_desired; bits_remaining = access_desired; @@ -304,13 +304,15 @@ NTSTATUS sec_access_check_ds(const struct security_descriptor *sd, if (security_token_has_privilege(token, SEC_PRIV_SECURITY)) { bits_remaining &= ~SEC_FLAG_SYSTEM_SECURITY; } else { + talloc_free(ps_sid); return NT_STATUS_PRIVILEGE_NOT_HELD; } } /* a NULL dacl allows access */ if ((sd->type & SEC_DESC_DACL_PRESENT) && sd->dacl == NULL) { - *access_granted = access_desired; + *access_granted = access_desired; + talloc_free(ps_sid); return NT_STATUS_OK; } @@ -356,6 +358,7 @@ NTSTATUS sec_access_check_ds(const struct security_descriptor *sd, break; case SEC_ACE_TYPE_ACCESS_DENIED: if (bits_remaining & ace->access_mask) { + talloc_free(ps_sid); return NT_STATUS_ACCESS_DENIED; } break; @@ -377,12 +380,13 @@ NTSTATUS sec_access_check_ds(const struct security_descriptor *sd, if (ace->type == SEC_ACE_TYPE_ACCESS_ALLOWED_OBJECT) { object_tree_modify_access(node, ace->access_mask); - if (node->remaining_access == 0) { - return NT_STATUS_OK; - } - } - else { + if (node->remaining_access == 0) { + talloc_free(ps_sid); + return NT_STATUS_OK; + } + } else { if (node->remaining_access & ace->access_mask){ + talloc_free(ps_sid); return NT_STATUS_ACCESS_DENIED; } } @@ -393,6 +397,7 @@ NTSTATUS sec_access_check_ds(const struct security_descriptor *sd, } done: + talloc_free(ps_sid); if (bits_remaining != 0) { return NT_STATUS_ACCESS_DENIED; } |