This is a note to let you know that I've just added the patch titled
nvmet: Identify-Active Namespace ID List command should reject invalid nsid
to the 6.10-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:
nvmet-identify-active-namespace-id-list-command-shou.patch
and it can be found in the queue-6.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 3aaa4d0bd1aaf97fa2433b011fd88a131b21b928
Author: Maurizio Lombardi <mlombard@xxxxxxxxxx>
Date: Thu Aug 29 11:52:14 2024 +0200
nvmet: Identify-Active Namespace ID List command should reject invalid nsid
[ Upstream commit 899d2e5a4e3d36689e8938e152f4b69a4bcc6b4d ]
nsid values of 0xFFFFFFFE and 0XFFFFFFFF should be rejected with
a status code of "Invalid Namespace or Format".
See NVMe Base Specification, Active Namespace ID list (CNS 02h).
Fixes: a07b4970f464 ("nvmet: add a generic NVMe target")
Signed-off-by: Maurizio Lombardi <mlombard@xxxxxxxxxx>
Reviewed-by: Sagi Grimberg <sagi@xxxxxxxxxxx>
Signed-off-by: Keith Busch <kbusch@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c
index f7e1156ac7ec..85006b2df8ae 100644
--- a/drivers/nvme/target/admin-cmd.c
+++ b/drivers/nvme/target/admin-cmd.c
@@ -587,6 +587,16 @@ static void nvmet_execute_identify_nslist(struct nvmet_req *req)
u16 status = 0;
int i = 0;
+ /*
+ * NSID values 0xFFFFFFFE and NVME_NSID_ALL are invalid
+ * See NVMe Base Specification, Active Namespace ID list (CNS 02h).
+ */
+ if (min_nsid == 0xFFFFFFFE || min_nsid == NVME_NSID_ALL) {
+ req->error_loc = offsetof(struct nvme_identify, nsid);
+ status = NVME_SC_INVALID_NS | NVME_STATUS_DNR;
+ goto out;
+ }
+
list = kzalloc(buf_size, GFP_KERNEL);
if (!list) {
status = NVME_SC_INTERNAL;
