diff options
author | Dr. Stephen Henson <steve@openssl.org> | 2012-05-11 13:53:37 +0000 |
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committer | Dr. Stephen Henson <steve@openssl.org> | 2012-05-11 13:53:37 +0000 |
commit | 4242a090c7fe60a4b84a68bfac836596590c66c5 (patch) | |
tree | 0fcf99d21d18f458da704a140b00b479d39babd9 | |
parent | c3b130338760a7e52656fd217d1d4c846e85cdff (diff) | |
download | openssl-4242a090c7fe60a4b84a68bfac836596590c66c5.tar.gz |
PR: 2813
Reported by: Constantine Sapuntzakis <csapuntz@gmail.com>
Fix possible deadlock when decoding public keys.
-rw-r--r-- | CHANGES | 3 | ||||
-rw-r--r-- | crypto/asn1/x_pubkey.c | 5 |
2 files changed, 7 insertions, 1 deletions
@@ -291,6 +291,9 @@ Changes between 1.0.1c and 1.0.1d [xx XXX xxxx] + *) Fix possible deadlock when decoding public keys. + [Steve Henson] + *) Don't use TLS 1.0 record version number in initial client hello if renegotiating. [Steve Henson] diff --git a/crypto/asn1/x_pubkey.c b/crypto/asn1/x_pubkey.c index 627ec87f9f..b649e1fcf9 100644 --- a/crypto/asn1/x_pubkey.c +++ b/crypto/asn1/x_pubkey.c @@ -175,12 +175,15 @@ EVP_PKEY *X509_PUBKEY_get(X509_PUBKEY *key) CRYPTO_w_lock(CRYPTO_LOCK_EVP_PKEY); if (key->pkey) { + CRYPTO_w_unlock(CRYPTO_LOCK_EVP_PKEY); EVP_PKEY_free(ret); ret = key->pkey; } else + { key->pkey = ret; - CRYPTO_w_unlock(CRYPTO_LOCK_EVP_PKEY); + CRYPTO_w_unlock(CRYPTO_LOCK_EVP_PKEY); + } CRYPTO_add(&ret->references, 1, CRYPTO_LOCK_EVP_PKEY); return ret; |