libmbedtls: add fault mitigation in mbedtls_rsa_rsassa_pkcs1_v15_verify()

Adds fault mitigation in mbedtls_rsa_rsassa_pkcs1_v15_verify() by using
the macro FTMN_CALLEE_DONE_MEMCMP() instead of just
mbedtls_safer_memcmp() when checking that the hash in the RSA signature
is matching the expected value.

FTMN_CALLEE_DONE_MEMCMP() saves on success the result in a thread local
storage if fault mitigations was enabled when the function was called.

Acked-by: Jerome Forissier <jerome.forissier@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
1 file changed
tree: 9128a8d6fb10694f274ef48e609a7f4b0f585bb5
  1. .github/
  2. core/
  3. keys/
  4. ldelf/
  5. lib/
  6. mk/
  7. scripts/
  8. ta/
  9. .checkpatch.conf
  10. .gitattributes
  11. .gitignore
  12. CHANGELOG.md
  13. LICENSE
  14. MAINTAINERS
  15. Makefile
  16. README.md
  17. typedefs.checkpatch
README.md

OP-TEE Trusted OS

This git contains source code for the secure side implementation of OP-TEE project.

All official OP-TEE documentation has moved to http://optee.readthedocs.io.

// OP-TEE core maintainers