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* [PATCH] crypto/x509-utils: Check for error from gnutls_x509_crt_init()
@ 2025-07-10 14:44 Peter Maydell
  2025-07-10 14:47 ` Daniel P. Berrangé
  2025-07-10 15:08 ` Philippe Mathieu-Daudé
  0 siblings, 2 replies; 3+ messages in thread
From: Peter Maydell @ 2025-07-10 14:44 UTC (permalink / raw)
  To: qemu-devel; +Cc: Daniel P. Berrangé

Coverity notes that in qcrypto_get_x509_cert_fingerprint() we
call gnutls_x509_crt_init() but don't check for an error return.
Add the missing check.

Coverity: CID 1593155
Fixes: 10a1d34fc0d ("crypto: Introduce x509 utils")
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 crypto/x509-utils.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/crypto/x509-utils.c b/crypto/x509-utils.c
index 8bad00a51b8..39bb6d4d8c3 100644
--- a/crypto/x509-utils.c
+++ b/crypto/x509-utils.c
@@ -46,7 +46,11 @@ int qcrypto_get_x509_cert_fingerprint(uint8_t *cert, size_t size,
         return -1;
     }
 
-    gnutls_x509_crt_init(&crt);
+    if (gnutls_x509_crt_init(&crt) < 0) {
+        error_setg(errp, "Unable to initialize certificate: %s",
+                   gnutls_strerror(ret));
+        return -1;
+    }
 
     if (gnutls_x509_crt_import(crt, &datum, GNUTLS_X509_FMT_PEM) != 0) {
         error_setg(errp, "Failed to import certificate");
-- 
2.43.0



^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] crypto/x509-utils: Check for error from gnutls_x509_crt_init()
  2025-07-10 14:44 [PATCH] crypto/x509-utils: Check for error from gnutls_x509_crt_init() Peter Maydell
@ 2025-07-10 14:47 ` Daniel P. Berrangé
  2025-07-10 15:08 ` Philippe Mathieu-Daudé
  1 sibling, 0 replies; 3+ messages in thread
From: Daniel P. Berrangé @ 2025-07-10 14:47 UTC (permalink / raw)
  To: Peter Maydell; +Cc: qemu-devel

On Thu, Jul 10, 2025 at 03:44:17PM +0100, Peter Maydell wrote:
> Coverity notes that in qcrypto_get_x509_cert_fingerprint() we
> call gnutls_x509_crt_init() but don't check for an error return.
> Add the missing check.
> 
> Coverity: CID 1593155
> Fixes: 10a1d34fc0d ("crypto: Introduce x509 utils")
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> ---
>  crypto/x509-utils.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>

> diff --git a/crypto/x509-utils.c b/crypto/x509-utils.c
> index 8bad00a51b8..39bb6d4d8c3 100644
> --- a/crypto/x509-utils.c
> +++ b/crypto/x509-utils.c
> @@ -46,7 +46,11 @@ int qcrypto_get_x509_cert_fingerprint(uint8_t *cert, size_t size,
>          return -1;
>      }
>  
> -    gnutls_x509_crt_init(&crt);
> +    if (gnutls_x509_crt_init(&crt) < 0) {
> +        error_setg(errp, "Unable to initialize certificate: %s",
> +                   gnutls_strerror(ret));
> +        return -1;
> +    }
>  
>      if (gnutls_x509_crt_import(crt, &datum, GNUTLS_X509_FMT_PEM) != 0) {
>          error_setg(errp, "Failed to import certificate");
> -- 
> 2.43.0
> 

With regards,
Daniel
-- 
|: https://berrange.com      -o-    https://www.flickr.com/photos/dberrange :|
|: https://libvirt.org         -o-            https://fstop138.berrange.com :|
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^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] crypto/x509-utils: Check for error from gnutls_x509_crt_init()
  2025-07-10 14:44 [PATCH] crypto/x509-utils: Check for error from gnutls_x509_crt_init() Peter Maydell
  2025-07-10 14:47 ` Daniel P. Berrangé
@ 2025-07-10 15:08 ` Philippe Mathieu-Daudé
  1 sibling, 0 replies; 3+ messages in thread
From: Philippe Mathieu-Daudé @ 2025-07-10 15:08 UTC (permalink / raw)
  To: Peter Maydell, qemu-devel; +Cc: Daniel P. Berrangé

On 10/7/25 16:44, Peter Maydell wrote:
> Coverity notes that in qcrypto_get_x509_cert_fingerprint() we
> call gnutls_x509_crt_init() but don't check for an error return.
> Add the missing check.
> 
> Coverity: CID 1593155
> Fixes: 10a1d34fc0d ("crypto: Introduce x509 utils")
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> ---
>   crypto/x509-utils.c | 6 +++++-
>   1 file changed, 5 insertions(+), 1 deletion(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>



^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2025-07-10 15:14 UTC | newest]

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2025-07-10 14:44 [PATCH] crypto/x509-utils: Check for error from gnutls_x509_crt_init() Peter Maydell
2025-07-10 14:47 ` Daniel P. Berrangé
2025-07-10 15:08 ` Philippe Mathieu-Daudé

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