In terms of how they're handling Brexit, net satisfaction rating: Johnson (-9), Farage (-23), Swinson (-33), Corbyn (-57).
In terms of whether the candidate "tells the truth in general": Johnson 22%, Corbyn 19%
In terms of whether the candidate "tells the truth about Brexit": Johnson 23%, Corbyn 15%
65% of Leave voters are satisfied with Johnson's approach, 66% of remain voters are dissatisfied with Corbyn's approach.
https://www.ipsos.com/ipsos-mori/en...-approach-brexit-corbyns-majority-see-no-deal
I certainly hope polling is as meaningless as Corbyn supporters often seem to claim, because that all looks pretty grim in the context of an approaching general election against a government who should by now have already proven themselves beyond doubt to be both inept and dishonest.