CVE-2026-68448: ovl: check access to copy_file_range source with src mounter creds

Overview

Severity

Medium (CVSS 4.7)

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-14

EPSS Score

0.15% (percentile: 5.2%)

Affected Products (1)

Other

• 21684-17084

Revision History

• 2026-08-14: Information published.