[openssl] master update

tomas at openssl.org tomas at openssl.org
Fri Oct 8 09:47:03 UTC 2021


The branch master has been updated
       via  59a3e7b29574ff45f62e825f6e9923f45060f142 (commit)
      from  0c75a7387d940468a530ee7470e0afce30f5a227 (commit)


- Log -----------------------------------------------------------------
commit 59a3e7b29574ff45f62e825f6e9923f45060f142
Author: PW Hu <jlu.hpw at foxmail.com>
Date:   Thu Oct 7 11:50:59 2021 +0800

    Fix unsafe BIO_get_md_ctx check
    
    Reviewed-by: Matt Caswell <matt at openssl.org>
    Reviewed-by: Tomas Mraz <tomas at openssl.org>
    (Merged from https://github.com/openssl/openssl/pull/16768)

-----------------------------------------------------------------------

Summary of changes:
 apps/dgst.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/apps/dgst.c b/apps/dgst.c
index 36a8c6fb08..bd23b76996 100644
--- a/apps/dgst.c
+++ b/apps/dgst.c
@@ -335,7 +335,7 @@ int dgst_main(int argc, char **argv)
         EVP_PKEY_CTX *pctx = NULL;
         int res;
 
-        if (!BIO_get_md_ctx(bmd, &mctx)) {
+        if (BIO_get_md_ctx(bmd, &mctx) <= 0) {
             BIO_printf(bio_err, "Error getting context\n");
             goto end;
         }
@@ -362,7 +362,7 @@ int dgst_main(int argc, char **argv)
     /* we use md as a filter, reading from 'in' */
     else {
         EVP_MD_CTX *mctx = NULL;
-        if (!BIO_get_md_ctx(bmd, &mctx)) {
+        if (BIO_get_md_ctx(bmd, &mctx) <= 0) {
             BIO_printf(bio_err, "Error getting context\n");
             goto end;
         }


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