kernel: ext4: drop ppath from ext4_ext_replay_update_ex() to avoid double-free

In the Linux kernel, the following vulnerability has been resolved: ext4: drop ppath from ext4extreplayupdateex to avoid double-free When calling ext4forcesplitextentat in ext4extreplayupdateex, the 'ppath' is updated but it is the 'path' that is freed, thus potentially triggering a double-free i...

UBUNTU-CVE-2024-49983

In the Linux kernel, the following vulnerability has been resolved: ext4: drop ppath from ext4extreplayupdateex to avoid double-free When calling ext4forcesplitextentat in ext4extreplayupdateex, the 'ppath' is updated but it is the 'path' that is freed, thus potentially triggering a double-free i...