CVE-2024-42234 mm: fix crashes from deferred split racing folio migration

In the Linux kernel, the following vulnerability has been resolved: mm: fix crashes from deferred split racing folio migration Even on 6.10-rc6, I've been seeing elusive "Bad page state"s often on flags when freeing, yet the flags shown are not bad: PGlocked had been set and cleared??, and...

CVE-2024-42234

CVE-2024-42234 refers to a Linux kernel vulnerability resolved by a fix for crashes during deferred split folio migration. The root cause involves deferred_split_scan() moving folios to a local list without proper protection, with folio->_deferred_list not being secured, potentially leading to...

CVE-2024-42234 mm: fix crashes from deferred split racing folio migration

In the Linux kernel, the following vulnerability has been resolved: mm: fix crashes from deferred split racing folio migration Even on 6.10-rc6, I've been seeing elusive "Bad page state"s often on flags when freeing, yet the flags shown are not bad: PGlocked had been set and cleared??, and...