The phrase "a ferocious attack on" is correct and usable in written English.
It can be used to describe a strong criticism or assault, either in a literal or metaphorical sense, often in discussions about opinions, policies, or actions.
Example: "The article presented a ferocious attack on the government's handling of the crisis, highlighting numerous failures and missteps."
Alternatives: "a fierce criticism of" or "a vehement assault on".
At a meeting of all Labour MPs, Mr Corbyn was subjected to what one observer described as a "ferocious" attack on his leadership over the Syria issue.
" Bradshaw says: A ferocious attack on the cruelty of the Roman Catholic church in Ireland.
Celebrities who are also said to be hacking victims have launched a ferocious attack on the newspaper.
"Tea," a ferocious attack on Mr. Lhota, began appearing on cable channels on Friday and will also be shown on broadcast stations.
Australia's best known radio DJ has launched a ferocious attack on female politicians, including the prime minister, Julia Gillard, reigniting the debate on sexism in the country's politics.
Four days after the October demonstrations, Vice-President Agnew launched a ferocious attack on the leaders of the anti-war movement in a speech.
This changes after she loses her legs in a ferocious attack from one of the orcas.
His mayoral ambitions slipping away, Joseph J. Lhota shed his sleepy style to unleash a ferocious attack against Bill de Blasio on Tuesday night in an acrid debate that descended into a free-for-all of interruptions, name-calling and indignant lecturing.
William O'Kane was subjected to a "ferocious" attack and left dying on his bed in July last year after he was accused of sexual assault by a nine-year-old boy, the court was told.
There are further references to violent crime, to youth unemployment, to the bribes that have to be paid to secure jobs, and then a sudden, ferocious attack on the Congress party.
Eventually his jealousy led to him breaking into her house, stabbing her repeatedly in a ferocious attack and then turning the knife on her mother.
