The Brazilian, whose previous deal was set to expire in 2027, was vital as Barcelona won a domestic treble of La Liga, the Copa del Rey and the Spanish Super Cup.
Vinicius, who limped off early in Madrid's 1-0 La Liga win against Celta Vigo on Friday, will reportedly be out for up to six weeks with a hamstring injury, taking him out of Brazil's qualifiers against Bolivia and Peru on September 8 and 12, respectively.
The Brazilian, whose previous deal was set to expire in 2027, was vital as Barcelona won a domestic treble of La Liga, the Copa del Rey and the Spanish Super Cup.
Vinicius, who limped off early in Madrid's 1-0 La Liga win against Celta Vigo on Friday, will reportedly be out for up to six weeks with a hamstring injury, taking him out of Brazil's qualifiers against Bolivia and Peru on September 8 and 12, respectively.