CVE-2023-53618 btrfs: reject invalid reloc tree root keys with stack dump

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject invalid reloc tree root keys with stack dump BUG Syzbot reported a crash that an ASSERT got triggered inside preparetomerge. That ASSERT makes sure the reloc tree is properly pointed back by its subvolume tree. CAUS...

CVE-2023-53618

The CVE-2023-53618 entry corresponds to a Linux kernel issue affecting Btrfs reloc trees. The problem was an invalid reloc tree root key being present for quota-related reloc trees, which could lead to a crash via an ASSERT() in prepare_to_merge() when the reloc tree is not properly referenced by...