The 32-year-old fast bowler was rested from the recent white-ball series against the West Indies and South Africa and is still dealing with what Cricket Australia described as "lumbar bone stress".
England have won just one Ashes series in Australia since 1987 and have failed to taste success in a single Test match in their three most recent trips Down Under.
Australia begin their defence of the Ashes in the first of five Tests against England in Perth from November 21 to 25.
Glenn McGrath has backed Australia to secure a 5-0 clean sweep in the 2025-26 Ashes, predicting another dominant display on home soil when the series begins in November.
The 32-year-old fast bowler was rested from the recent white-ball series against the West Indies and South Africa and is still dealing with what Cricket Australia described as "lumbar bone stress".
England have won just one Ashes series in Australia since 1987 and have failed to taste success in a single Test match in their three most recent trips Down Under.
Australia begin their defence of the Ashes in the first of five Tests against England in Perth from November 21 to 25.
Glenn McGrath has backed Australia to secure a 5-0 clean sweep in the 2025-26 Ashes, predicting another dominant display on home soil when the series begins in November.
