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Deallocate previously loaded SSL CONF module data

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If application explicitly calls CONF_modules_load_file() the SSL
conf module will be initialized twice and the module data would leak.
We need to free it before initializing it again.

Fixes #6835

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/6948)
This commit is contained in:
Tomas Mraz 2018-08-14 17:43:36 -04:00 committed by Rich Salz
parent b1bebbcb67
commit 60c526975a
1 changed files with 1 additions and 0 deletions
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1
crypto/conf/conf_ssl.c
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@ -76,6 +76,7 @@ static int ssl_module_init(CONF_IMODULE *md, const CONF *cnf)
goto err;
}
cnt = sk_CONF_VALUE_num(cmd_lists);
ssl_module_free(md);
ssl_names = OPENSSL_zalloc(sizeof(*ssl_names) * cnt);
ssl_names_count = cnt;
for (i = 0; i < ssl_names_count; i++) {