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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-30 03:35:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-30 03:35:38 +0000
commit4f8f1553146401921349e8e78962dff48cde846a (patch)
treebf5ef5abdf1ca1370eb3947d70a2c176b6b69edd /security
parentAdding upstream version 6.8.9. (diff)
downloadlinux-4f8f1553146401921349e8e78962dff48cde846a.tar.xz
linux-4f8f1553146401921349e8e78962dff48cde846a.zip
Adding upstream version 6.8.11.upstream/6.8.11
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'security')
-rw-r--r--security/keys/key.c3
-rw-r--r--security/keys/trusted-keys/trusted_tpm2.c25
2 files changed, 21 insertions, 7 deletions
diff --git a/security/keys/key.c b/security/keys/key.c
index 5b10641deb..74dfd961af 100644
--- a/security/keys/key.c
+++ b/security/keys/key.c
@@ -464,7 +464,8 @@ static int __key_instantiate_and_link(struct key *key,
if (authkey)
key_invalidate(authkey);
- key_set_expiry(key, prep->expiry);
+ if (prep->expiry != TIME64_MAX)
+ key_set_expiry(key, prep->expiry);
}
}
diff --git a/security/keys/trusted-keys/trusted_tpm2.c b/security/keys/trusted-keys/trusted_tpm2.c
index bc700f85f8..ea277c55a3 100644
--- a/security/keys/trusted-keys/trusted_tpm2.c
+++ b/security/keys/trusted-keys/trusted_tpm2.c
@@ -38,6 +38,7 @@ static int tpm2_key_encode(struct trusted_key_payload *payload,
u8 *end_work = scratch + SCRATCH_SIZE;
u8 *priv, *pub;
u16 priv_len, pub_len;
+ int ret;
priv_len = get_unaligned_be16(src) + 2;
priv = src;
@@ -57,8 +58,10 @@ static int tpm2_key_encode(struct trusted_key_payload *payload,
unsigned char bool[3], *w = bool;
/* tag 0 is emptyAuth */
w = asn1_encode_boolean(w, w + sizeof(bool), true);
- if (WARN(IS_ERR(w), "BUG: Boolean failed to encode"))
- return PTR_ERR(w);
+ if (WARN(IS_ERR(w), "BUG: Boolean failed to encode")) {
+ ret = PTR_ERR(w);
+ goto err;
+ }
work = asn1_encode_tag(work, end_work, 0, bool, w - bool);
}
@@ -69,8 +72,10 @@ static int tpm2_key_encode(struct trusted_key_payload *payload,
* trigger, so if it does there's something nefarious going on
*/
if (WARN(work - scratch + pub_len + priv_len + 14 > SCRATCH_SIZE,
- "BUG: scratch buffer is too small"))
- return -EINVAL;
+ "BUG: scratch buffer is too small")) {
+ ret = -EINVAL;
+ goto err;
+ }
work = asn1_encode_integer(work, end_work, options->keyhandle);
work = asn1_encode_octet_string(work, end_work, pub, pub_len);
@@ -79,10 +84,18 @@ static int tpm2_key_encode(struct trusted_key_payload *payload,
work1 = payload->blob;
work1 = asn1_encode_sequence(work1, work1 + sizeof(payload->blob),
scratch, work - scratch);
- if (WARN(IS_ERR(work1), "BUG: ASN.1 encoder failed"))
- return PTR_ERR(work1);
+ if (IS_ERR(work1)) {
+ ret = PTR_ERR(work1);
+ pr_err("BUG: ASN.1 encoder failed with %d\n", ret);
+ goto err;
+ }
+ kfree(scratch);
return work1 - payload->blob;
+
+err:
+ kfree(scratch);
+ return ret;
}
struct tpm2_key_context {