An issue was discovered in Arm Mbed TLS before 2.23.0. A remote attacker can recover plaintext because a certain Lucky 13 countermeasure doesn't properly consider the case of a hardware accelerator.
References
- https://bugs.gentoo.org/730752
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.7
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.23.0
- https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
- https://bugs.gentoo.org/730752
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.7
- https://github.com/ARMmbed/mbedtls/releases/tag/v2.23.0
- https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html