CVE-2026-64059

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folio-private handling in netfsperformwrite Under some circumstances, netfsperformwrite doesn't correctly manipulate folio-private between NULL, NETFSFOLIOCOPYTOCACHE, pointing to a group and pointing to a netfsfolio...

CVE-2026-64059 netfs: Fix folio->private handling in netfs_perform_write()

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix folio-private handling in netfsperformwrite Under some circumstances, netfsperformwrite doesn't correctly manipulate folio-private between NULL, NETFSFOLIOCOPYTOCACHE, pointing to a group and pointing to a netfsfolio...

CVE-2026-64059

CVE-2026-64059 affects the Linux kernel 's netfs (network file systems) library. The root cause is incorrect handling of folio->private in netfs_perform_write(), where the field is not properly managed between its various states (NULL, NETFS_FOLIO_COPY_TO_CACHE, group pointer, and netfs_folio ...