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| author | Jeremy Allison <jra@samba.org> | 2016-01-05 11:33:48 -0800 |
|---|---|---|
| committer | Karolin Seeger <kseeger@samba.org> | 2016-02-24 11:40:02 +0100 |
| commit | 63ae57f412c5d1b6de20062cfc7c94dabdcae021 (patch) | |
| tree | b04d1b551abda090584874ea63712aece3e982dc | |
| parent | 062876f6dd9db6ce573a69f644571b75eb894efb (diff) | |
| download | samba-63ae57f412c5d1b6de20062cfc7c94dabdcae021.tar.gz | |
CVE-2015-7560: s3: smbd: Refuse to set EA's on a symlink.
BUG: https://bugzilla.samba.org/show_bug.cgi?id=11648
Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Michael Adam <obnox@samba.org>
| -rw-r--r-- | source3/smbd/trans2.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c index 64960c1f0cd..ff1ef158d9a 100644 --- a/source3/smbd/trans2.c +++ b/source3/smbd/trans2.c @@ -659,6 +659,11 @@ NTSTATUS set_ea(connection_struct *conn, files_struct *fsp, return NT_STATUS_EAS_NOT_SUPPORTED; } + status = refuse_symlink(conn, fsp, smb_fname->base_name); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + status = check_access(conn, fsp, smb_fname, FILE_WRITE_EA); if (!NT_STATUS_IS_OK(status)) { return status; |