Bugzilla

### Security Approval Request
* **How easily could an exploit be constructed based on the patch?**: It is hard.
* **Do comments in the patch, the check-in comment, or tests included in the patch paint a bulls-eye on the security problem?**: No
* **Which older supported branches are affected by this flaw?**: 72
* **If not all supported branches, which bug introduced the flaw?**: Bug 1600472
* **Do you have backports for the affected branches?**: No
* **If not, how different, hard to create, and risky will they be?**: It is easy to create a patch for branches.
* **How likely is this patch to cause regressions; how much testing does it need?**: It is not risky. With the patch, non-root WebRenderBridgeParent will only stop updating WebRender settings.
* **Is Android affected?**: No

### Security Approval Request
* **How easily could an exploit be constructed based on the patch?**: It is hard.
* **Do comments in the patch, the check-in comment, or tests included in the patch paint a bulls-eye on the security problem?**: No
* **Which older supported branches are affected by this flaw?**: 72
* **If not all supported branches, which bug introduced the flaw?**: Bug 1600472
* **Do you have backports for the affected branches?**: No
* **If not, how different, hard to create, and risky will they be?**: It is easy to create a patch for branches.
* **How likely is this patch to cause regressions; how much testing does it need?**: It is not likely to cause regressions. With the patch, non-root WebRenderBridgeParent will only stop updating WebRender settings.
* **Is Android affected?**: No