Description
Certain Arm products before 2021-08-23 do not properly consider the effect of exceptions on a VLLDM instruction. A Non-secure handler may have read or write access to part of a Secure context. This affects Arm Cortex-M33 r0p0 through r1p0, Arm Cortex-M35P r0, Arm Cortex-M55 r0p0 through r1p0, and Arm China STAR-MC1 (in the STAR SE configuration).
Metrics
CVSS 3.1 3.4/10
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:NAffected software
No affected versions have been published.
Timeline
- Published
- Aug 23, 2021
- Last modified
- Jun 17, 2026
- NVD status
- Modified