[Snyk] Security upgrade golang from 1.20.3-alpine to 1.21.9-alpine

[wistefan]

This PR was automatically created by Snyk using the credentials of a real user.


Snyk has created this PR to fix 4 vulnerabilities in the dockerfile dependencies of this project.

Keeping your Docker base image up-to-date means you’ll benefit from security fixes in the latest version of your chosen image.

Snyk changed the following file(s):

• src/envoy-configmap-updater/Dockerfile

We recommend upgrading to golang:1.21.9-alpine, as this image has only 6 known vulnerabilities. To do this, merge this pull request, then verify your application still works as expected.

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	CVE-2023-5363 SNYK-ALPINE317-OPENSSL-6032385	614
	CVE-2023-5363 SNYK-ALPINE317-OPENSSL-6032385	614
	Out-of-bounds Write SNYK-ALPINE317-BUSYBOX-6913412	514
	Inefficient Regular Expression Complexity SNYK-ALPINE317-OPENSSL-5788365	514
	Improper Check for Unusual or Exceptional Conditions SNYK-ALPINE317-OPENSSL-6095780	514

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Important

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.

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