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[tor-commits] [Git][tpo/applications/mullvad-browser][mullvad-browser-115.4.0esr-13.5-1] Bug 42194: Fix blank net error page on failed DNS resolution with active proxy.

Title: GitLab

ma1 pushed to branch mullvad-browser-115.4.0esr-13.5-1 at The Tor Project / Applications / Mullvad Browser

Commits:

  • 5cb306c9
    by hackademix at 2023-11-07T17:22:34+01:00 
    Bug 42194: Fix blank net error page on failed DNS resolution with active proxy.

1 changed file:

Changes:

  • toolkit/actors/NetErrorChild.sys.mjs
    ... ... @@ -133,12 +133,15 @@ export class NetErrorChild extends RemotePageChild {
    133 133 
             shortDesc.appendChild(span);
    134 134 
           },
    135 135 
         };
    136 
    -
    137 
    -    Services.uriFixup.checkHost(
    138 
    -      info.fixedURI,
    139 
    -      onLookupCompleteListener,
    140 
    -      this.document.nodePrincipal.originAttributes
    141 
    -    );
    136 
    +    try {
    137 
    +      Services.uriFixup.checkHost(
    138 
    +        info.fixedURI,
    139 
    +        onLookupCompleteListener,
    140 
    +        this.document.nodePrincipal.originAttributes
    141 
    +      );
    142 
    +    } catch (e) {
    143 
    +      // DNS resolution may fail synchronously if forbidden by proxy
    144 
    +    }
    142 145 
       }
    143 146
    144 147 
       // Get the header from the http response of the failed channel. This function

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