Alan Tierney and Richard Trunkfield were arrested as part of Operation Elveden, which was set up to investigate allegations of newspapers paying police officers for information.
Tierney sold details about Sue Terry and Sue Poole, the mother and mother-in-law of former England football captain John Terry, being arrested on suspicion of shoplifting in Surrey. They accepted cautions.
He also sold details about the arrest of guitarist Ronnie Wood, 65, on suspicion of beating up his Russian lover Ekaterina Ivanova, who is in her 20s. Wood also accepted a caution.
Trunkfield leaked information about a high profile inmate while working at high security Woodhill prison near Milton Keynes.
Former police officer Alan Tierney, from Hayling Island, Hampshire, has been released on bail after admitting to selling information about the arrests of John Terry's mother and Rolling Stone Ronnie Wood to the Sun newspaper.
Tierney will to be sentenced on March 27. Mr Justice Fulford, sitting at the Old Bailey, warned him that "all options remain open". Tierney pleaded guilty to two counts of misconduct in public office.
Prison officer Richard Trunkfield, 31, from Northamptonshire, has admitted at the Old Bailey leaking information about a high-profile prisoner while working at high security Woodhill prison, near Milton Keynes to The Sun newspaper.
Former police officer Alan Tierney admitted at the Old Bailey selling information about the arrests of John Terry's mother and Rolling Stone Ronnie Wood to the Sun newspaper.
Rafa Benitez described his relationship with Chelsea captain John Terry as "fine".
"He's the captain. Just another player in the squad," he said.
Ex-England manager Fabio Capello is expected to attend an event to celebrate 150 years of the FA later today.
The Russia manager left the England camp after a he fell out with the FA stripped John Terry of his captaincy over a racism row, and his attendance could see a thawing of the relationship.
MRI Scans reveal no significant damage to John Terry's cruciate ligaments. He will be out weeks rather than months. #CFC
Chelsea boss Roberto Di Matteo either got himself in a pickle or was frustrated with the media so refused to play the press conference game.
Either way, it's understood John Terry has just been fined and remains captain of CFC.
Chelsea manager Roberto Di Matteo has refused to confirm whether John Terry is still club captain:
Terry yesterday decided not to appeal against a four-match ban and a £220,000 fine for racially abusing Anton Ferdinand.