PT-2026-61109 · Linux · Linux

CVE-2026-63793 · Published 2026-07-19 · Updated 2026-07-19

NVD

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

In the Linux kernel, the following vulnerability has been resolved:

ntfs: serialize volume label accesses

Protect vol->volume label with a mutex and snaphost the label before copy to user. This prevent a use-after-free when FS IOC SETFSLABEL replaces the vol->volume label and FS IOC GETTSLABEL reads it concurrently.

Fix

Related Identifiers

CVE-2026-63793

Affected Products

Linux

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-63793 · Security Note
• https://git.kernel.org/stable/c/acd744019460bad22e43d4569a502f9c88d331ae · Note
• https://git.kernel.org/stable/c/e9e50ce4f13dc721014af622613409455c734942 · Note