CVE-2025-40353: arm64: mte: Do not warn if the page is already tagged in copy_highpage()

Overview

Severity
Medium (CVSS 4)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U
Exploit Status
Not Exploited
Patch Tuesday
2025-Dec
Released
2025-12-17
EPSS Score
0.03% (percentile: 6.9%)

Affected Products (1)

Open Source Software

  • azl3 kernel 6.6.117.1-1 on Azure Linux 3.0

Revision History

  • 2025-12-17: Information published.