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| author | James Morris <james.l.morris@oracle.com> | 2017-12-11 17:01:08 +1100 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2017-12-11 17:01:08 +1100 |
| commit | 4a06f454768a7e11e8f10b900b450786546cbba1 (patch) | |
| tree | 149f57c9ce794734883e326d63040b1381dc1a59 /crypto/asymmetric_keys/x509_cert_parser.c | |
| parent | fe6ec4634c4b41ea65f055ea709a6f3d5bf67bec (diff) | |
| parent | 8dce1988dfaa3668372990f05ee2202d9d9521b5 (diff) | |
| download | linux-crypto-4a06f454768a7e11e8f10b900b450786546cbba1.tar.gz linux-crypto-4a06f454768a7e11e8f10b900b450786546cbba1.zip | |
Sync to v4.15-rc3 for security subsystem developers to work against.
Diffstat (limited to 'crypto/asymmetric_keys/x509_cert_parser.c')
| -rw-r--r-- | crypto/asymmetric_keys/x509_cert_parser.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c index dd03fead..ce2df8c9 100644 --- a/crypto/asymmetric_keys/x509_cert_parser.c +++ b/crypto/asymmetric_keys/x509_cert_parser.c @@ -409,6 +409,8 @@ int x509_extract_key_data(void *context, size_t hdrlen, ctx->cert->pub->pkey_algo = "rsa"; /* Discard the BIT STRING metadata */ + if (vlen < 1 || *(const u8 *)value != 0) + return -EBADMSG; ctx->key = value + 1; ctx->key_size = vlen - 1; return 0; |