summaryrefslogtreecommitdiffstats
path: root/crypto/drbg.c
diff options
context:
space:
mode:
authorDimitri John Ledkov <dimitri.ledkov@canonical.com>2023-10-30 13:05:16 +0100
committerHerbert Xu <herbert@gondor.apana.org.au>2023-11-17 12:16:29 +0100
commitbc197f5760025b61a33565301f4390886e0483db (patch)
tree460fb90a942eb49bfd52757d68965a0dfd5ae78f /crypto/drbg.c
parentcrypto: drbg - ensure drbg hmac sha512 is used in FIPS selftests (diff)
downloadlinux-bc197f5760025b61a33565301f4390886e0483db.tar.xz
linux-bc197f5760025b61a33565301f4390886e0483db.zip
crypto: drbg - Remove SHA1 from drbg
SP800-90C 3rd draft states that SHA-1 will be removed from all specifications, including drbg by end of 2030. Given kernels built today will be operating past that date, start complying with upcoming requirements. No functional change, as SHA-256 / SHA-512 based DRBG have always been the preferred ones. Signed-off-by: Dimitri John Ledkov <dimitri.ledkov@canonical.com> Reviewed-by: Stephan Mueller <smueller@chronox.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/drbg.c')
-rw-r--r--crypto/drbg.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/crypto/drbg.c b/crypto/drbg.c
index 9ac034bb23fa..3addce90930c 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -139,12 +139,6 @@ static const struct drbg_core drbg_cores[] = {
#endif /* CONFIG_CRYPTO_DRBG_CTR */
#ifdef CONFIG_CRYPTO_DRBG_HASH
{
- .flags = DRBG_HASH | DRBG_STRENGTH128,
- .statelen = 55, /* 440 bits */
- .blocklen_bytes = 20,
- .cra_name = "sha1",
- .backend_cra_name = "sha1",
- }, {
.flags = DRBG_HASH | DRBG_STRENGTH256,
.statelen = 111, /* 888 bits */
.blocklen_bytes = 48,
@@ -166,12 +160,6 @@ static const struct drbg_core drbg_cores[] = {
#endif /* CONFIG_CRYPTO_DRBG_HASH */
#ifdef CONFIG_CRYPTO_DRBG_HMAC
{
- .flags = DRBG_HMAC | DRBG_STRENGTH128,
- .statelen = 20, /* block length of cipher */
- .blocklen_bytes = 20,
- .cra_name = "hmac_sha1",
- .backend_cra_name = "hmac(sha1)",
- }, {
.flags = DRBG_HMAC | DRBG_STRENGTH256,
.statelen = 48, /* block length of cipher */
.blocklen_bytes = 48,
@@ -648,8 +636,6 @@ MODULE_ALIAS_CRYPTO("drbg_pr_hmac_sha384");
MODULE_ALIAS_CRYPTO("drbg_nopr_hmac_sha384");
MODULE_ALIAS_CRYPTO("drbg_pr_hmac_sha256");
MODULE_ALIAS_CRYPTO("drbg_nopr_hmac_sha256");
-MODULE_ALIAS_CRYPTO("drbg_pr_hmac_sha1");
-MODULE_ALIAS_CRYPTO("drbg_nopr_hmac_sha1");
/* update function of HMAC DRBG as defined in 10.1.2.2 */
static int drbg_hmac_update(struct drbg_state *drbg, struct list_head *seed,
@@ -768,8 +754,6 @@ MODULE_ALIAS_CRYPTO("drbg_pr_sha384");
MODULE_ALIAS_CRYPTO("drbg_nopr_sha384");
MODULE_ALIAS_CRYPTO("drbg_pr_sha256");
MODULE_ALIAS_CRYPTO("drbg_nopr_sha256");
-MODULE_ALIAS_CRYPTO("drbg_pr_sha1");
-MODULE_ALIAS_CRYPTO("drbg_nopr_sha1");
/*
* Increment buffer