This is a note to let you know that I've just added the patch titled
nfsd4: fix discarded security labels on setattr
to the 3.12-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
nfsd4-fix-discarded-security-labels-on-setattr.patch
and it can be found in the queue-3.12 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 3378b7f40d79930f0f447a164c7e8fcbe4480e40 Mon Sep 17 00:00:00 2001
From: "J. Bruce Fields" <bfields@xxxxxxxxxx>
Date: Fri, 1 Nov 2013 10:42:15 -0400
Subject: nfsd4: fix discarded security labels on setattr
From: "J. Bruce Fields" <bfields@xxxxxxxxxx>
commit 3378b7f40d79930f0f447a164c7e8fcbe4480e40 upstream.
Security labels in setattr calls are currently ignored because we forget
to set label->len.
Reported-by: Jeff Layton <jlayton@xxxxxxxxxx>
Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/nfsd/nfs4xdr.c | 1 +
1 file changed, 1 insertion(+)
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -411,6 +411,7 @@ nfsd4_decode_fattr(struct nfsd4_compound
label->data = kzalloc(dummy32 + 1, GFP_KERNEL);
if (!label->data)
return nfserr_jukebox;
+ label->len = dummy32;
defer_free(argp, kfree, label->data);
memcpy(label->data, buf, dummy32);
}
Patches currently in stable-queue which might be from bfields@xxxxxxxxxx are
queue-3.12/nfsd4-fix-discarded-security-labels-on-setattr.patch
queue-3.12/nfsd-split-up-nfsd_setattr.patch
queue-3.12/nfsd-make-sure-to-balance-get-put_write_access.patch
queue-3.12/nfsd-return-better-errors-to-exportfs.patch
queue-3.12/nfsd4-fix-xdr-decoding-of-large-non-write-compounds.patch
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