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Change to one OWNER LMS key instead of 4.
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@satyamsetti @mhatrevi
satyamsetti authored and mhatrevi committed Jul 20, 2023
1 parent 7607743 commit 096876e
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Showing 3 changed files with 6 additions and 98 deletions.
100 changes: 4 additions & 96 deletions image/fake-keys/src/lib.rs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -222,78 +222,6 @@ pub const OWNER_LMS_KEY0_PUBLIC: ImageLmsPublicKey = ImageLmsPublicKey {
0x56, 0x08, 0x6f, 0x8f, 0x8c, 0xfa, 0x05, 0xb5, 0xbb,
]),
};
pub const OWNER_LMS_KEY1_PRIVATE: ImageLmsPrivKey = ImageLmsPrivKey {
tree_type: IMAGE_LMS_TREE_TYPE,
otstype: IMAGE_LMS_OTS_TYPE,
id: [
0xac, 0x8f, 0x65, 0x00, 0x3c, 0xcf, 0x92, 0xbc, 0x54, 0x31, 0x15, 0x4e, 0x8c, 0x79, 0x0e,
0x1a,
],
seed: bytes_to_words_6([
0x23, 0xc7, 0x8f, 0x08, 0x84, 0x97, 0x65, 0xed, 0x64, 0xbb, 0x16, 0x9b, 0x0a, 0xed, 0x08,
0x1a, 0xab, 0xa8, 0x07, 0xe0, 0x3e, 0x4b, 0x6b, 0x91,
]),
};
pub const OWNER_LMS_KEY1_PUBLIC: ImageLmsPublicKey = ImageLmsPublicKey {
tree_type: IMAGE_LMS_TREE_TYPE,
otstype: IMAGE_LMS_OTS_TYPE,
id: [
0xac, 0x8f, 0x65, 0x00, 0x3c, 0xcf, 0x92, 0xbc, 0x54, 0x31, 0x15, 0x4e, 0x8c, 0x79, 0x0e,
0x1a,
],
digest: bytes_to_words_6([
0xe4, 0x16, 0x40, 0x7c, 0xf1, 0x12, 0x2e, 0xbb, 0xda, 0x96, 0x0b, 0xf9, 0x37, 0x3c, 0x9e,
0x62, 0x92, 0xf5, 0x26, 0x03, 0xc9, 0xdd, 0x62, 0xff,
]),
};
pub const OWNER_LMS_KEY2_PRIVATE: ImageLmsPrivKey = ImageLmsPrivKey {
tree_type: IMAGE_LMS_TREE_TYPE,
otstype: IMAGE_LMS_OTS_TYPE,
id: [
0xc8, 0x73, 0x01, 0x7c, 0x74, 0xa5, 0xcc, 0x3d, 0xc6, 0x98, 0xa0, 0x0f, 0x3a, 0x01, 0x91,
0x45,
],
seed: bytes_to_words_6([
0x20, 0xda, 0x75, 0xd3, 0x41, 0x63, 0x85, 0x78, 0x82, 0xec, 0x47, 0xd4, 0xf6, 0xca, 0x29,
0xf4, 0x7f, 0xd1, 0x8c, 0xcd, 0x54, 0x38, 0x42, 0xb3,
]),
};
pub const OWNER_LMS_KEY2_PUBLIC: ImageLmsPublicKey = ImageLmsPublicKey {
tree_type: IMAGE_LMS_TREE_TYPE,
otstype: IMAGE_LMS_OTS_TYPE,
id: [
0xc8, 0x73, 0x01, 0x7c, 0x74, 0xa5, 0xcc, 0x3d, 0xc6, 0x98, 0xa0, 0x0f, 0x3a, 0x01, 0x91,
0x45,
],
digest: bytes_to_words_6([
0x32, 0x81, 0xaa, 0xc5, 0xc2, 0x04, 0x1c, 0xd3, 0x3b, 0x7b, 0x71, 0x70, 0x21, 0xdd, 0x72,
0x88, 0x6c, 0x86, 0x34, 0x3c, 0x3f, 0x77, 0x07, 0x7c,
]),
};
pub const OWNER_LMS_KEY3_PRIVATE: ImageLmsPrivKey = ImageLmsPrivKey {
tree_type: IMAGE_LMS_TREE_TYPE,
otstype: IMAGE_LMS_OTS_TYPE,
id: [
0x08, 0xdc, 0xac, 0x8c, 0x91, 0x47, 0xb2, 0x5c, 0x53, 0x1d, 0x9b, 0x5e, 0x41, 0xce, 0x67,
0xf0,
],
seed: bytes_to_words_6([
0xa7, 0x59, 0x03, 0x85, 0x98, 0x89, 0x6b, 0xa1, 0x4f, 0xf4, 0x3c, 0xd5, 0xde, 0x2d, 0xd5,
0x7c, 0x21, 0x41, 0x3b, 0xdb, 0x1a, 0x2b, 0x59, 0x7b,
]),
};
pub const OWNER_LMS_KEY3_PUBLIC: ImageLmsPublicKey = ImageLmsPublicKey {
tree_type: IMAGE_LMS_TREE_TYPE,
otstype: IMAGE_LMS_OTS_TYPE,
id: [
0x08, 0xdc, 0xac, 0x8c, 0x91, 0x47, 0xb2, 0x5c, 0x53, 0x1d, 0x9b, 0x5e, 0x41, 0xce, 0x67,
0xf0,
],
digest: bytes_to_words_6([
0x46, 0x24, 0xd5, 0x8b, 0x45, 0xf7, 0xa5, 0xa4, 0xc6, 0x32, 0x7f, 0x42, 0x03, 0x6f, 0x8a,
0x4c, 0xba, 0x07, 0x27, 0x82, 0x5b, 0x39, 0x43, 0x98,
]),
};
pub const OWNER_KEY_PUBLIC: ImageEccPubKey = ImageEccPubKey {
x: [
0xc6f82e2b, 0xdcf3e157, 0xa162e7f3, 0x3eca35c4, 0x55ea08a9, 0x13811779, 0xb6f2646d,
Expand Down Expand Up @@ -325,12 +253,7 @@ pub const VENDOR_PUBLIC_KEYS: ImageVendorPubKeys = ImageVendorPubKeys {

pub const OWNER_PUBLIC_KEYS: ImageOwnerPubKeys = ImageOwnerPubKeys {
ecc_pub_key: OWNER_KEY_PUBLIC,
lms_pub_keys: [
OWNER_LMS_KEY0_PUBLIC,
OWNER_LMS_KEY1_PUBLIC,
OWNER_LMS_KEY2_PUBLIC,
OWNER_LMS_KEY3_PUBLIC,
],
lms_pub_keys: [OWNER_LMS_KEY0_PUBLIC],
};
pub const VENDOR_PRIVATE_KEYS: ImageVendorPrivKeys = ImageVendorPrivKeys {
ecc_priv_keys: [
Expand All @@ -349,12 +272,7 @@ pub const VENDOR_PRIVATE_KEYS: ImageVendorPrivKeys = ImageVendorPrivKeys {

pub const OWNER_PRIVATE_KEYS: ImageOwnerPrivKeys = ImageOwnerPrivKeys {
ecc_priv_key: OWNER_KEY_PRIVATE,
lms_priv_keys: [
OWNER_LMS_KEY0_PRIVATE,
OWNER_LMS_KEY1_PRIVATE,
OWNER_LMS_KEY2_PRIVATE,
OWNER_LMS_KEY3_PRIVATE,
],
lms_priv_keys: [OWNER_LMS_KEY0_PRIVATE],
};

pub const VENDOR_CONFIG_KEY_0: ImageGeneratorVendorConfig = ImageGeneratorVendorConfig {
Expand Down Expand Up @@ -387,21 +305,11 @@ pub const VENDOR_CONFIG_KEY_3: ImageGeneratorVendorConfig = ImageGeneratorVendor
pub const OWNER_CONFIG: ImageGeneratorOwnerConfig = ImageGeneratorOwnerConfig {
pub_keys: ImageOwnerPubKeys {
ecc_pub_key: OWNER_KEY_PUBLIC,
lms_pub_keys: [
OWNER_LMS_KEY0_PUBLIC,
OWNER_LMS_KEY1_PUBLIC,
OWNER_LMS_KEY2_PUBLIC,
OWNER_LMS_KEY3_PUBLIC,
],
lms_pub_keys: [OWNER_LMS_KEY0_PUBLIC],
},
priv_keys: Some(ImageOwnerPrivKeys {
ecc_priv_key: OWNER_KEY_PRIVATE,
lms_priv_keys: [
OWNER_LMS_KEY0_PRIVATE,
OWNER_LMS_KEY1_PRIVATE,
OWNER_LMS_KEY2_PRIVATE,
OWNER_LMS_KEY3_PRIVATE,
],
lms_priv_keys: [OWNER_LMS_KEY0_PRIVATE],
}),
lms_key_idx: 0,
not_before: [0u8; 15],
Expand Down
2 changes: 1 addition & 1 deletion image/types/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,7 @@ use zerocopy::{AsBytes, FromBytes};
pub const MANIFEST_MARKER: u32 = 0x4E414D43;
pub const VENDOR_ECC_KEY_COUNT: u32 = 4;
pub const VENDOR_LMS_KEY_COUNT: u32 = 4;
pub const OWNER_LMS_KEY_COUNT: u32 = 4;
pub const OWNER_LMS_KEY_COUNT: u32 = 1;
pub const MAX_TOC_ENTRY_COUNT: u32 = 2;
pub const IMAGE_REVISION_BYTE_SIZE: usize = 20;
pub const ECC384_SCALAR_WORD_SIZE: usize = 12;
Expand Down
2 changes: 1 addition & 1 deletion image/verify/src/verifier.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -143,7 +143,7 @@ impl<Env: ImageVerificationEnv> ImageVerifier<Env> {
self.verify_vendor_ecc_pk_idx(preamble, reason)?;

if vendor_ecc_pub_key_idx >= VENDOR_ECC_KEY_COUNT {
Err(CaliptraError::IMAGE_VERIFIER_ERR_UPDATE_RESET_VEN_PUB_KEY_IDX_OUT_OF_BOUNDS)?;
Err(CaliptraError::IMAGE_VERIFIER_ERR_VENDOR_ECC_PUB_KEY_INDEX_OUT_OF_BOUNDS)?;
}

// Vendor Information
Expand Down

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