CVE-2026-53027

A flaw was found in the Linux kernel's fs/ntfs3 component. When handling compressed or sparse attributes with frame-aligned clusters, a missing run load for vcn0 can occur if vcn0 resides in a different attribute segment. This oversight can lead to a kernel warning WARNON1 during a run lookup,...

CVE-2026-53027 fs/ntfs3: fix missing run load for vcn0 in attr_data_get_block_locked()

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: fix missing run load for vcn0 in attrdatagetblocklocked When a compressed or sparse attribute has its clusters frame-aligned, vcn is rounded down to the frame start using cmask, which can result in vcn != vcn0. In this...