diff options
Diffstat (limited to 'dev-libs/openssl/files/openssl-3.0.9-CVE-2023-2975.patch')
| -rw-r--r-- | dev-libs/openssl/files/openssl-3.0.9-CVE-2023-2975.patch | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/dev-libs/openssl/files/openssl-3.0.9-CVE-2023-2975.patch b/dev-libs/openssl/files/openssl-3.0.9-CVE-2023-2975.patch new file mode 100644 index 000000000000..908e57251cb9 --- /dev/null +++ b/dev-libs/openssl/files/openssl-3.0.9-CVE-2023-2975.patch @@ -0,0 +1,109 @@ +https://github.com/openssl/openssl/commit/00e2f5eea29994d19293ec4e8c8775ba73678598 +https://github.com/openssl/openssl/commit/96318a8d21bed334d78797eca5b32790775d5f05 + +From 00e2f5eea29994d19293ec4e8c8775ba73678598 Mon Sep 17 00:00:00 2001 +From: Tomas Mraz <tomas@openssl.org> +Date: Tue, 4 Jul 2023 17:30:35 +0200 +Subject: [PATCH] Do not ignore empty associated data with AES-SIV mode + +The AES-SIV mode allows for multiple associated data items +authenticated separately with any of these being 0 length. + +The provided implementation ignores such empty associated data +which is incorrect in regards to the RFC 5297 and is also +a security issue because such empty associated data then become +unauthenticated if an application expects to authenticate them. + +Fixes CVE-2023-2975 + +Reviewed-by: Matt Caswell <matt@openssl.org> +Reviewed-by: Paul Dale <pauli@openssl.org> +(Merged from https://github.com/openssl/openssl/pull/21384) + +(cherry picked from commit c426c281cfc23ab182f7d7d7a35229e7db1494d9) +--- a/providers/implementations/ciphers/cipher_aes_siv.c ++++ b/providers/implementations/ciphers/cipher_aes_siv.c +@@ -120,14 +120,18 @@ static int siv_cipher(void *vctx, unsigned char *out, size_t *outl, + if (!ossl_prov_is_running()) + return 0; + +- if (inl == 0) { +- *outl = 0; +- return 1; +- } ++ /* Ignore just empty encryption/decryption call and not AAD. */ ++ if (out != NULL) { ++ if (inl == 0) { ++ if (outl != NULL) ++ *outl = 0; ++ return 1; ++ } + +- if (outsize < inl) { +- ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL); +- return 0; ++ if (outsize < inl) { ++ ERR_raise(ERR_LIB_PROV, PROV_R_OUTPUT_BUFFER_TOO_SMALL); ++ return 0; ++ } + } + + if (ctx->hw->cipher(ctx, out, in, inl) <= 0) + +From 96318a8d21bed334d78797eca5b32790775d5f05 Mon Sep 17 00:00:00 2001 +From: Tomas Mraz <tomas@openssl.org> +Date: Tue, 4 Jul 2023 17:50:37 +0200 +Subject: [PATCH] Add testcases for empty associated data entries with AES-SIV + +Reviewed-by: Matt Caswell <matt@openssl.org> +Reviewed-by: Paul Dale <pauli@openssl.org> +(Merged from https://github.com/openssl/openssl/pull/21384) + +(cherry picked from commit 3993bb0c0c87e3ed0ab4274e4688aa814e164cfc) +--- a/test/recipes/30-test_evp_data/evpciph_aes_siv.txt ++++ b/test/recipes/30-test_evp_data/evpciph_aes_siv.txt +@@ -20,6 +20,19 @@ Tag = 85632d07c6e8f37f950acd320a2ecc93 + Plaintext = 112233445566778899aabbccddee + Ciphertext = 40c02b9690c4dc04daef7f6afe5c + ++Cipher = aes-128-siv ++Key = fffefdfcfbfaf9f8f7f6f5f4f3f2f1f0f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff ++Tag = f1c5fdeac1f15a26779c1501f9fb7588 ++Plaintext = 112233445566778899aabbccddee ++Ciphertext = 27e946c669088ab06da58c5c831c ++ ++Cipher = aes-128-siv ++Key = fffefdfcfbfaf9f8f7f6f5f4f3f2f1f0f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff ++AAD = ++Tag = d1022f5b3664e5a4dfaf90f85be6f28a ++Plaintext = 112233445566778899aabbccddee ++Ciphertext = b66cff6b8eca0b79f083b39a0901 ++ + Cipher = aes-128-siv + Key = 7f7e7d7c7b7a79787776757473727170404142434445464748494a4b4c4d4e4f + AAD = 00112233445566778899aabbccddeeffdeaddadadeaddadaffeeddccbbaa99887766554433221100 +@@ -29,6 +42,24 @@ Tag = 7bdb6e3b432667eb06f4d14bff2fbd0f + Plaintext = 7468697320697320736f6d6520706c61696e7465787420746f20656e6372797074207573696e67205349562d414553 + Ciphertext = cb900f2fddbe404326601965c889bf17dba77ceb094fa663b7a3f748ba8af829ea64ad544a272e9c485b62a3fd5c0d + ++Cipher = aes-128-siv ++Key = 7f7e7d7c7b7a79787776757473727170404142434445464748494a4b4c4d4e4f ++AAD = 00112233445566778899aabbccddeeffdeaddadadeaddadaffeeddccbbaa99887766554433221100 ++AAD = ++AAD = 09f911029d74e35bd84156c5635688c0 ++Tag = 83ce6593a8fa67eb6fcd2819cedfc011 ++Plaintext = 7468697320697320736f6d6520706c61696e7465787420746f20656e6372797074207573696e67205349562d414553 ++Ciphertext = 30d937b42f71f71f93fc2d8d702d3eac8dc7651eefcd81120081ff29d626f97f3de17f2969b691c91b69b652bf3a6d ++ ++Cipher = aes-128-siv ++Key = 7f7e7d7c7b7a79787776757473727170404142434445464748494a4b4c4d4e4f ++AAD = ++AAD = 00112233445566778899aabbccddeeffdeaddadadeaddadaffeeddccbbaa99887766554433221100 ++AAD = 09f911029d74e35bd84156c5635688c0 ++Tag = 77dd4a44f5a6b41302121ee7f378de25 ++Plaintext = 7468697320697320736f6d6520706c61696e7465787420746f20656e6372797074207573696e67205349562d414553 ++Ciphertext = 0fcd664c922464c88939d71fad7aefb864e501b0848a07d39201c1067a7288f3dadf0131a823a0bc3d588e8564a5fe ++ + Cipher = aes-192-siv + Key = fffefdfcfbfaf9f8f7f6f5f4f3f2f1f0f0f1f2f3f4f5f6f7f8f9fafbfcfdfefffffefdfcfbfaf9f8f7f6f5f4f3f2f1f0 + AAD = 101112131415161718191a1b1c1d1e1f2021222324252627 |