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Add testcase for FFDH buffer overflow

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This testcase calls psa_export_public_key() on an FFDH key with an
output buffer that is too small. Since the size is calculated based on
the required key size but not checked against the available buffer size,
we overflow the buffer.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann
2026-02-26 14:29:27 +00:00
parent 7c2f728178
commit 443300e700
1 changed files with 4 additions and 0 deletions
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4
tests/suites/test_suite_psa_crypto.data
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@@ -624,6 +624,10 @@ PSA import/export-public FFDH RFC7919 key pair 2048 good
depends_on:PSA_WANT_ALG_FFDH:PSA_WANT_KEY_TYPE_DH_KEY_PAIR_BASIC:PSA_WANT_KEY_TYPE_DH_KEY_PAIR_IMPORT:PSA_WANT_KEY_TYPE_DH_KEY_PAIR_EXPORT:PSA_WANT_DH_RFC7919_2048
import_export_public_key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
PSA import/export-public FFDH RFC7919 key pair 2048, buffer too small
depends_on:PSA_WANT_ALG_FFDH:PSA_WANT_KEY_TYPE_DH_KEY_PAIR_BASIC:PSA_WANT_KEY_TYPE_DH_KEY_PAIR_IMPORT:PSA_WANT_KEY_TYPE_DH_KEY_PAIR_EXPORT:PSA_WANT_DH_RFC7919_2048
import_export_public_key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
PSA import/export-public FFDH RFC7919 public key 3072 good
depends_on:PSA_WANT_ALG_FFDH:PSA_WANT_KEY_TYPE_DH_PUBLIC_KEY:PSA_WANT_DH_RFC7919_3072
import_export_public_key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