[zk-token-sdk] Limit max seed length for key derivations #33700
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Codecov Report
@@ Coverage Diff @@
## master #33700 +/- ##
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Coverage 81.8% 81.8%
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Files 806 806
Lines 218058 218120 +62
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+ Hits 178415 178473 +58
- Misses 39643 39647 +4 |
samkim-crypto
added
v1.17
Co-authored-by: Jon Cinque <[email protected]>
joncinque
reviewed
Oct 20, 2023
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| if seed.len() < MINIMUM_SEED_LEN { | ||
| return Err(AuthenticatedEncryptionError::SeedLengthTooShort.into()); | ||
| } | ||
| if seed.len() > MAXIMUM_SEED_LEN { | ||
| return Err(AuthenticatedEncryptionError::SeedLengthTooLarge.into()); |
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Suggested change
| return Err(AuthenticatedEncryptionError::SeedLengthTooLarge.into()); | |
| return Err(AuthenticatedEncryptionError::SeedLengthTooLong.into()); |
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| if seed.len() < MINIMUM_SEED_LEN { | ||
| return Err(ElGamalError::SeedLengthTooShort); | ||
| } | ||
| if seed.len() > MAXIMUM_SEED_LEN { | ||
| return Err(ElGamalError::SeedLengthTooLarge); |
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Suggested change
| return Err(ElGamalError::SeedLengthTooLarge); | |
| return Err(ElGamalError::SeedLengthTooLong); |
joncinque
approved these changes
Oct 20, 2023
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Oct 20, 2023
* limit max seed length for elgamal keypairs * limit max seed length for authenticated encryption keys * Apply suggestions from code review Co-authored-by: Jon Cinque <[email protected]> * rename `SeedLengthTooLarge` to `SeedLengthTooLong` --------- Co-authored-by: Jon Cinque <[email protected]> (cherry picked from commit dd2b1bb)
samkim-crypto
added a commit
that referenced
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Oct 20, 2023
…port of #33700) (#33795) [zk-token-sdk] Limit max seed length for key derivations (#33700) * limit max seed length for elgamal keypairs * limit max seed length for authenticated encryption keys * Apply suggestions from code review Co-authored-by: Jon Cinque <[email protected]> * rename `SeedLengthTooLarge` to `SeedLengthTooLong` --------- Co-authored-by: Jon Cinque <[email protected]> (cherry picked from commit dd2b1bb) Co-authored-by: samkim-crypto <[email protected]>
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Problem
#33508
Summary of Changes
Add a maximum length (2^16 bytes, which should be plenty for any practical usecase) check on the maximum seed length for ElGamal and AES keypairs.
Fixes #