I didn't read the news release and how it is worded it appears you are right - I have only read that a Creditor can only collect on what it is owed.
It may be an error on the writer's part - I will check the Preliminary Objection filed by Paulson's Group of Creditors to see if it actually says in the filing "a full double recovery".
Marsal’s plan “pits creditors of the various estates against each other,” the Paulson-Calpers group
said earlier this year in a court filing that termed the proposals unfair. The group said some Lehman
creditors would get paid twice, receiving “a full double recovery” by collecting from various Lehman
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