[PATCH 06/11] nvme: Implement In-Band authentication

Hannes Reinecke hare at suse.de
Tue Jun 21 23:01:07 PDT 2022


On 6/21/22 16:59, Sagi Grimberg wrote:
> 
>> Looks like if I pass a malformed ctrl key to nvme connect I am able to
>> crash the system:
> 
> This was what I used in this:
> $ nvme connect -a 192.168.123.1 -t tcp  -s 8009 -n testnqn1 -S 
> "DHHC-1:00:QpxVGpctx5J+4SeW2MClUI8rfZO3WdP1llImvsPsx7e3TK+I:" -C 
> "DHHC-1:00:Jc/My1o0qtLCWRp+sHhAVafdfaS7YQOMYhk9zSmlatobqB8C:"
> 
> The dhchap_ctrl_key is the offending string...
> 
Right. Should be fixed with the attached patch.
Can you check?

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare at suse.de                              +49 911 74053 688
SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg
HRB 36809 (AG Nürnberg), Geschäftsführer: Ivo Totev, Andrew
Myers, Andrew McDonald, Martje Boudien Moerman
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