45 lines
1.4 KiB
Diff
45 lines
1.4 KiB
Diff
From a1c1af1b82bf9427b2bd5ad949d24923f995909a Mon Sep 17 00:00:00 2001
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From: Jacek Migacz <jmigacz@redhat.com>
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Date: Wed, 9 Jul 2025 14:33:09 +0200
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Subject: [PATCH] crypto: ensure crypto initialization works
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---
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lib/vtls/openssl.c | 14 ++++++++++++--
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1 file changed, 12 insertions(+), 2 deletions(-)
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diff --git a/lib/vtls/openssl.c b/lib/vtls/openssl.c
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index 161e79e..7c41f54 100644
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--- a/lib/vtls/openssl.c
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+++ b/lib/vtls/openssl.c
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@@ -3802,7 +3802,12 @@ static CURLcode Curl_ossl_md5sum(unsigned char *tmp, /* input */
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(void) unused;
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mdctx = EVP_MD_CTX_create();
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- EVP_DigestInit_ex(mdctx, EVP_md5(), NULL);
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+ if(!mdctx)
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+ return CURLE_OUT_OF_MEMORY;
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+ if(!EVP_DigestInit_ex(mdctx, EVP_md5(), NULL)) {
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+ EVP_MD_CTX_destroy(mdctx);
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+ return CURLE_FAILED_INIT;
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+ }
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EVP_DigestUpdate(mdctx, tmp, tmplen);
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EVP_DigestFinal_ex(mdctx, md5sum, &len);
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EVP_MD_CTX_destroy(mdctx);
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@@ -3820,7 +3825,12 @@ static CURLcode Curl_ossl_sha256sum(const unsigned char *tmp, /* input */
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(void) unused;
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mdctx = EVP_MD_CTX_create();
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- EVP_DigestInit_ex(mdctx, EVP_sha256(), NULL);
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+ if(!mdctx)
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+ return CURLE_OUT_OF_MEMORY;
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+ if(!EVP_DigestInit_ex(mdctx, EVP_sha256(), NULL)) {
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+ EVP_MD_CTX_destroy(mdctx);
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+ return CURLE_FAILED_INIT;
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+ }
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EVP_DigestUpdate(mdctx, tmp, tmplen);
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EVP_DigestFinal_ex(mdctx, sha256sum, &len);
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EVP_MD_CTX_destroy(mdctx);
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--
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2.50.0
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