Check for malloc failure
@@ -714,8 +714,10 @@ int CMS_SignerInfo_verify(CMS_SignerInfo *si)
md = EVP_get_digestbyobj(si->digestAlgorithm->algorithm);
if (md == NULL)
return -1;
- if (si->mctx == NULL)
- si->mctx = EVP_MD_CTX_new();
+ if (si->mctx == NULL && (si->mctx = EVP_MD_CTX_new()) == NULL) {
+ CMSerr(CMS_F_CMS_SIGNERINFO_VERIFY, ERR_R_MALLOC_FAILURE);
+ return -1;
+ }
mctx = si->mctx;
if (EVP_DigestVerifyInit(mctx, &si->pctx, md, NULL, si->pkey) <= 0)
goto err;
