kernel/SOURCES/1701-crypto-tegra-add-missing-crypto-alg-async.patch

225 lines
9.1 KiB
Diff

From 67d735aa5c6e4d048175700e89cb267d82db8d37 Mon Sep 17 00:00:00 2001
From: Vladislav Dronov <vdronov@redhat.com>
Date: Sun, 7 Jun 2026 23:27:48 +0200
Subject: [PATCH] crypto: tegra - Add missing CRYPTO_ALG_ASYNC
JIRA: https://redhat.atlassian.net/browse/RHEL-182565
Upstream Status: merged into the upstream linux.git
CVE: CVE-2026-31739
commit 4b56770d345524fc2acc143a2b85539cf7d74bc1
Author: Eric Biggers <ebiggers@kernel.org>
Date: Mon Mar 16 13:21:19 2026 -0700
crypto: tegra - Add missing CRYPTO_ALG_ASYNC
The tegra crypto driver failed to set the CRYPTO_ALG_ASYNC on its
asynchronous algorithms, causing the crypto API to select them for users
that request only synchronous algorithms. This causes crashes (at
least). Fix this by adding the flag like what the other drivers do.
Also remove the unnecessary CRYPTO_ALG_TYPE_* flags, since those just
get ignored and overridden by the registration function anyway.
Reported-by: Zorro Lang <zlang@redhat.com>
Closes: https://lore.kernel.org/r/20260314080937.pghb4aa7d4je3mhh@dell-per750-06-vm-08.rhts.eng.pek2.redhat.com
Fixes: 0880bb3b00c8 ("crypto: tegra - Add Tegra Security Engine driver")
Cc: stable@vger.kernel.org
Cc: Akhil R <akhilrajeev@nvidia.com>
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Vladislav Dronov <vdronov@redhat.com>
diff --git a/drivers/crypto/tegra/tegra-se-aes.c b/drivers/crypto/tegra/tegra-se-aes.c
index 8b91f00b9c31..30c78afe3dea 100644
--- a/drivers/crypto/tegra/tegra-se-aes.c
+++ b/drivers/crypto/tegra/tegra-se-aes.c
@@ -532,7 +532,7 @@ static struct tegra_se_alg tegra_aes_algs[] = {
.cra_name = "cbc(aes)",
.cra_driver_name = "cbc-aes-tegra",
.cra_priority = 500,
- .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_aes_ctx),
.cra_alignmask = 0xf,
@@ -553,7 +553,7 @@ static struct tegra_se_alg tegra_aes_algs[] = {
.cra_name = "ecb(aes)",
.cra_driver_name = "ecb-aes-tegra",
.cra_priority = 500,
- .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_aes_ctx),
.cra_alignmask = 0xf,
@@ -575,7 +575,7 @@ static struct tegra_se_alg tegra_aes_algs[] = {
.cra_name = "ctr(aes)",
.cra_driver_name = "ctr-aes-tegra",
.cra_priority = 500,
- .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct tegra_aes_ctx),
.cra_alignmask = 0xf,
@@ -597,6 +597,7 @@ static struct tegra_se_alg tegra_aes_algs[] = {
.cra_name = "xts(aes)",
.cra_driver_name = "xts-aes-tegra",
.cra_priority = 500,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_aes_ctx),
.cra_alignmask = (__alignof__(u64) - 1),
@@ -1931,6 +1932,7 @@ static struct tegra_se_alg tegra_aead_algs[] = {
.cra_name = "gcm(aes)",
.cra_driver_name = "gcm-aes-tegra",
.cra_priority = 500,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct tegra_aead_ctx),
.cra_alignmask = 0xf,
@@ -1953,6 +1955,7 @@ static struct tegra_se_alg tegra_aead_algs[] = {
.cra_name = "ccm(aes)",
.cra_driver_name = "ccm-aes-tegra",
.cra_priority = 500,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = 1,
.cra_ctxsize = sizeof(struct tegra_aead_ctx),
.cra_alignmask = 0xf,
@@ -1980,7 +1983,7 @@ static struct tegra_se_alg tegra_cmac_algs[] = {
.cra_name = "cmac(aes)",
.cra_driver_name = "tegra-se-cmac",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_cmac_ctx),
.cra_alignmask = 0,
diff --git a/drivers/crypto/tegra/tegra-se-hash.c b/drivers/crypto/tegra/tegra-se-hash.c
index 79f1e5c9b729..23d549801612 100644
--- a/drivers/crypto/tegra/tegra-se-hash.c
+++ b/drivers/crypto/tegra/tegra-se-hash.c
@@ -764,7 +764,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha1",
.cra_driver_name = "tegra-se-sha1",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA1_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -789,7 +789,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha224",
.cra_driver_name = "tegra-se-sha224",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA224_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -814,7 +814,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha256",
.cra_driver_name = "tegra-se-sha256",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA256_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -839,7 +839,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha384",
.cra_driver_name = "tegra-se-sha384",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA384_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -864,7 +864,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha512",
.cra_driver_name = "tegra-se-sha512",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA512_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -889,7 +889,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha3-224",
.cra_driver_name = "tegra-se-sha3-224",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA3_224_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -914,7 +914,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha3-256",
.cra_driver_name = "tegra-se-sha3-256",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA3_256_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -939,7 +939,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha3-384",
.cra_driver_name = "tegra-se-sha3-384",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA3_384_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -964,7 +964,7 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "sha3-512",
.cra_driver_name = "tegra-se-sha3-512",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH,
+ .cra_flags = CRYPTO_ALG_ASYNC,
.cra_blocksize = SHA3_512_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -991,7 +991,8 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "hmac(sha224)",
.cra_driver_name = "tegra-se-hmac-sha224",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_NEED_FALLBACK,
+ .cra_flags = CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = SHA224_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -1018,7 +1019,8 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "hmac(sha256)",
.cra_driver_name = "tegra-se-hmac-sha256",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_NEED_FALLBACK,
+ .cra_flags = CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = SHA256_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -1045,7 +1047,8 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "hmac(sha384)",
.cra_driver_name = "tegra-se-hmac-sha384",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_NEED_FALLBACK,
+ .cra_flags = CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = SHA384_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
@@ -1072,7 +1075,8 @@ static struct tegra_se_alg tegra_hash_algs[] = {
.cra_name = "hmac(sha512)",
.cra_driver_name = "tegra-se-hmac-sha512",
.cra_priority = 300,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_NEED_FALLBACK,
+ .cra_flags = CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_NEED_FALLBACK,
.cra_blocksize = SHA512_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct tegra_sha_ctx),
.cra_alignmask = 0,
--
2.50.1 (Apple Git-155)