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Fix #66942: openssl_seal() memory leak
Fix #66952: memory leak in openssl_open()
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@ -4865,6 +4865,7 @@ PHP_FUNCTION(openssl_seal)
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if (!EVP_EncryptInit(&ctx,cipher,NULL,NULL)) {
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RETVAL_FALSE;
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EVP_CIPHER_CTX_cleanup(&ctx);
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goto clean_exit;
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}
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@ -4875,10 +4876,12 @@ PHP_FUNCTION(openssl_seal)
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#endif
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/* allocate one byte extra to make room for \0 */
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buf = emalloc(data_len + EVP_CIPHER_CTX_block_size(&ctx));
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EVP_CIPHER_CTX_cleanup(&ctx);
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if (!EVP_SealInit(&ctx, cipher, eks, eksl, NULL, pkeys, nkeys) || !EVP_SealUpdate(&ctx, buf, &len1, (unsigned char *)data, data_len)) {
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RETVAL_FALSE;
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efree(buf);
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EVP_CIPHER_CTX_cleanup(&ctx);
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goto clean_exit;
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}
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@ -4911,6 +4914,7 @@ PHP_FUNCTION(openssl_seal)
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efree(buf);
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}
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RETVAL_LONG(len1 + len2);
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EVP_CIPHER_CTX_cleanup(&ctx);
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clean_exit:
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for (i=0; i<nkeys; i++) {
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@ -4969,25 +4973,21 @@ PHP_FUNCTION(openssl_open)
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if (EVP_OpenInit(&ctx, cipher, (unsigned char *)ekey, ekey_len, NULL, pkey) && EVP_OpenUpdate(&ctx, buf, &len1, (unsigned char *)data, data_len)) {
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if (!EVP_OpenFinal(&ctx, buf + len1, &len2) || (len1 + len2 == 0)) {
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efree(buf);
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if (keyresource == -1) {
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EVP_PKEY_free(pkey);
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}
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RETURN_FALSE;
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RETVAL_FALSE;
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} else {
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zval_dtor(opendata);
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buf[len1 + len2] = '\0';
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ZVAL_STRINGL(opendata, erealloc(buf, len1 + len2 + 1), len1 + len2, 0);
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RETVAL_TRUE;
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}
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} else {
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efree(buf);
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if (keyresource == -1) {
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EVP_PKEY_free(pkey);
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}
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RETURN_FALSE;
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RETVAL_FALSE;
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}
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if (keyresource == -1) {
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EVP_PKEY_free(pkey);
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}
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zval_dtor(opendata);
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buf[len1 + len2] = '\0';
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ZVAL_STRINGL(opendata, erealloc(buf, len1 + len2 + 1), len1 + len2, 0);
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RETURN_TRUE;
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EVP_CIPHER_CTX_cleanup(&ctx);
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}
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/* }}} */
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