CVE-2026-63817 f2fs: validate compress cache inode only when enabled

In the Linux kernel, the following vulnerability has been resolved: f2fs: validate compress cache inode only when enabled F2FSCOMPRESSINO uses NMIsbi-maxnid as the synthetic inode number for the compressed page cache inode. That inode only exists when the compresscache mount option is enabled. Wh...

CVE-2026-63817

In the Linux kernel, the following vulnerability has been resolved: f2fs: validate compress cache inode only when enabled F2FSCOMPRESSINO uses NMIsbi-maxnid as the synthetic inode number for the compressed page cache inode. That inode only exists when the compresscache mount option is enabled. Wh...