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1489 Commits

Author SHA1 Message Date
Gabor Mezei
7abf8ee51b
Add buffer protection for cipher_generate_iv and cipher_set_iv 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2024-02-28 15:17:18 +00:00
Gabor Mezei
8b8e485961
Move local buffer allocation just before usage 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2024-02-28 15:17:18 +00:00
Gabor Mezei
4892d75e9b
Add LOCAL_OUTPUT_ALLOC_WITH_COPY macro if buffer protection is disabled 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2024-02-28 15:17:17 +00:00
Gabor Mezei
212eb08884
Add buffer protection for cipher functions 
Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2024-02-28 15:15:49 +00:00
tom-daubney-arm
5cd611d144
Merge branch 'development-restricted' into mac_buffer_protection 
Signed-off-by: tom-daubney-arm <74920390+tom-daubney-arm@users.noreply.github.com>
 2024-02-22 15:26:06 +00:00
David Horstmann
cf3457ef26
Merge pull request #1132 from davidhorstmann-arm/copying-aead 
Copy buffers in AEAD
 2024-02-20 16:07:30 +00:00
David Horstmann
b539126670
Merge pull request #1156 from Ryan-Everett-arm/key-derivation-buffer-protection 
Add buffer copying to the Key Derivation API
 2024-02-15 11:54:20 +00:00
Thomas Daubney
03f1ea3624 Change condition on wiping tag buffer 
Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 12:07:38 +00:00
Thomas Daubney
1ffc5cb4a5 Modify allocation and buffer wiping in sign_finish 
Allocate immediately after declaration and only wipe
tag buffer if allocation didn't fail.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 12:07:38 +00:00
Thomas Daubney
7480a74cba Fix code style 
Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 12:07:38 +00:00
Thomas Daubney
c6705c6cb2 Conditionally include exit label 
... on MAC functions where the label was only added
due to the modifications required by this PR.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 12:07:38 +00:00
Thomas Daubney
8db8d1a83e Implement safe buffer copying in MAC API 
Use buffer local copy macros to implement safe
copy mechanism in MAC API.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 12:07:02 +00:00
Thomas Daubney
d2411565ce Fix code style 
Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 11:43:07 +00:00
Thomas Daubney
dedd1006b6 Conditionally include exit label 
...on hash functions where the label was only added
due to the modifications required by this PR.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 11:43:07 +00:00
Thomas Daubney
51ffac9f40 Implement buffer copy code in psa_hash_compare 
Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 11:34:02 +00:00
Thomas Daubney
31d8c0bdb4 Make new internal function static 
Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 11:34:02 +00:00
Thomas Daubney
1c5118e58c Implement safe buffer copying in hash API 
Use local copy buffer macros to implement safe
copy mechanism in hash API.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-02-12 11:34:02 +00:00
Ryan Everett
ee5920a7d5
Fix error path in psa_key_derivation_output_bytes 
Co-authored-by: David Horstmann <david.horstmann@arm.com>
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-09 15:09:28 +00:00
Ryan Everett
5d2e82f0ce Guard memcpy so that it won't fail on null input pointer 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-07 17:32:16 +00:00
Ryan Everett
b41c3c9582 Guard the exit to stop unused label warning 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-07 17:32:16 +00:00
Ryan Everett
da9227de7c Fix psa_key_derivation_output_bytes 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-07 17:32:16 +00:00
Ryan Everett
f943e22bb9 Protect key_derivation_output_bytes 
If the alloc fails I belive it is okay to preserve the algorithm.
The alloc cannot fail with BAD_STATE, and this setting is only used
to differentiate between a exhausted and blank.

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-07 17:32:16 +00:00
Ryan Everett
d1e398c374 Protect psa_key_derivation_input_bytes 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-07 17:32:16 +00:00
David Horstmann
18dc032fb4 Prevent unused warnings in psa_aead_set_nonce() 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:02 +00:00
David Horstmann
e000a0aedf Add buffer copying to psa_aead_verify() 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:02 +00:00
David Horstmann
6db0e73dc4 Add buffer copying to psa_aead_finish() 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:02 +00:00
David Horstmann
2914fac28a Add buffer copying to psa_aead_update() 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:02 +00:00
David Horstmann
25dac6edc1 Add buffer copying to psa_aead_update_ad() 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:02 +00:00
David Horstmann
fed23777f3 Refactor: Use wrapper around internal set_nonce() 
* Rename psa_aead_set_nonce() to psa_aead_set_nonce_internal()
* Recreate psa_aead_set_nonce() as a wrapper that copies buffers before
  calling the internal function.

This is because psa_aead_set_nonce() is currently called by
psa_aead_generate_nonce(). Refactoring this to call the static internal
function avoids an extra set of buffer copies as well as simplifying
future memory poisoning testing.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:02 +00:00
David Horstmann
8f0ef519d4 Add buffer copying to psa_aead_set_nonce() 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:02 +00:00
David Horstmann
d3cad8b017 Add buffer copying to psa_aead_generate_nonce() 
Note that this is not strictly necessary as this function only copies to
the output buffer at the end. However, it simplifies testing for the
time being.

Future optimisation work could consider removing this copying.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:02 +00:00
David Horstmann
7f2e040a9b Add buffer copying to psa_aead_decrypt() 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:39:00 +00:00
David Horstmann
9d09a020c9 Copy buffers in psa_aead_encrypt() 
Signed-off-by: David Horstmann <david.horstmann@arm.com>
 2024-02-06 13:38:20 +00:00
Dave Rodgman
e883870cc7
Merge branch 'development-restricted' into update-development-r 
Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
 2024-02-02 18:03:29 +00:00
Ryan Everett
35f68533d8 Conditionally guard exit label to deter unused label error 
Co-authored-by: David Horstmann <david.horstmann@arm.com>
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-02 10:33:09 +00:00
Ryan Everett
b1d2c67ee0 Protect buffer in psa_export_public_key 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-02 10:33:09 +00:00
Ryan Everett
45ac526592 Protect the buffer in psa_export_key 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-02 10:33:09 +00:00
Ryan Everett
f028fe195b Protect buffer in psa_import_key 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-02-02 10:33:09 +00:00
Thomas Daubney
3e65f52130 Conditionally guard exit label 
...on functions where the label was only added
due to the modifications required by this PR.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-01-30 12:37:25 +00:00
Thomas Daubney
4f8847bb5d Implement safe buffer copying in asymmetric signature API 
Use local copy buffer macros to implement safe
copy mechanism in asymmetric signature API.

Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
 2024-01-30 12:17:54 +00:00
Dave Rodgman
047c724c22 Merge remote-tracking branch 'restricted/development-restricted' into update-development-r 
Conflicts:
	programs/Makefile
	tests/scripts/check-generated-files.sh
 2024-01-26 12:42:51 +00:00
Gabor Mezei
1882c51cb3
Add allocate and copy style output buffer handling 
Add a new macro `LOCAL_OUTPUT_ALLOC_WITH_COPY` to support the output buffer
handling of the multipart operations like `psa_cipher_update`. This will
allocate a local buffer and copy the content of the original buffer.

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>
 2024-01-24 13:51:33 +01:00
Manuel Pégourié-Gonnard
34c6e8a770
Merge pull request #8700 from valeriosetti/issue8461 
psa_asymmetric_encrypt() doesn't work with opaque driver
 2024-01-22 08:43:08 +00:00
Gilles Peskine
4d4891e18a
Merge pull request #8666 from valeriosetti/issue8340 
Export the mbedtls_md_psa_alg_from_type function
 2024-01-18 13:58:55 +00:00
Gilles Peskine
c9077cccd3
Merge pull request #8664 from valeriosetti/issue7764 
Conversion function from ecp group to PSA curve
 2024-01-18 10:28:55 +00:00
Paul Elliott
2728267ec4
Merge pull request #8672 from Ryan-Everett-arm/implement-new-key-slot-states 
Implement the new key slot state system within the PSA subsystem.
 2024-01-17 17:50:04 +00:00
Ryan Everett
4a0ba80bdb
Clarify psa_destroy_key documentation 
Co-authored-by: Janos Follath <janos.follath@arm.com>
Signed-off-by: Ryan Everett <144035422+Ryan-Everett-arm@users.noreply.github.com>
 2024-01-17 14:12:33 +00:00
Ryan Everett
7ed542e0f1 Implement delayed deletion in psa_destroy_key and some cleanup 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-01-17 11:40:29 +00:00
Ryan Everett
1d32a57764 Revert change to psa_destroy_key documentation 
Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-01-15 11:27:58 +00:00
Ryan Everett
dfe8bf86a8 Return CORRUPTION_DETECTED instead of BAD_SLOT when the slot's state is wrong 
These error codes are only returned if the program has been tampered with,
so they should be CORRUPTION_DETECTED.

Signed-off-by: Ryan Everett <ryan.everett@arm.com>
 2024-01-15 11:20:50 +00:00