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Free fetched digest in show_digests

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Fixes #24892

Reviewed-by: Paul Dale <ppzgs1@gmail.com>
Reviewed-by: Shane Lontis <shane.lontis@oracle.com>
Reviewed-by: Tom Cosgrove <tom.cosgrove@arm.com>
Reviewed-by: Neil Horman <nhorman@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/25046)

(cherry picked from commit 871c534d39)
This commit is contained in:
Marc Brooks 2024-07-30 15:29:34 -05:00 • committed by Tomas Mraz
parent 422a13fb5c
commit eb0df13959
1 changed files with 4 additions and 3 deletions
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7
apps/dgst.c
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@ -479,7 +479,7 @@ int dgst_main(int argc, char **argv)
static void show_digests(const OBJ_NAME *name, void *arg)
{
struct doall_dgst_digests *dec = (struct doall_dgst_digests *)arg;
const EVP_MD *md = NULL;
EVP_MD *md = NULL;
/* Filter out signed digests (a.k.a signature algorithms) */
if (strstr(name->name, "rsa") != NULL || strstr(name->name, "RSA") != NULL)
@ -491,8 +491,7 @@ static void show_digests(const OBJ_NAME *name, void *arg)
/* Filter out message digests that we cannot use */
md = EVP_MD_fetch(app_get0_libctx(), name->name, app_get0_propq());
if (md == NULL) {
md = EVP_get_digestbyname(name->name);
if (md == NULL)
if (EVP_get_digestbyname(name->name) == NULL)
return;
}
@ -503,6 +502,8 @@ static void show_digests(const OBJ_NAME *name, void *arg)
} else {
BIO_printf(dec->bio, " ");
}
EVP_MD_free(md);
}
/*