CVE-2026-52906

CVE-2026-52906 (Linux kernel 9p/v9fs) : The issue arises from how 9p options are applied during mounts. After commit 1f3e4142, v9fs_apply_options() uses |= to combine new flags with those already set by v9fs_session_init(), which for 9P2000.L defaults to V9FS_ACCESS_CLIENT. When a user mounts wit...