[release-4.16] OCPBUGS-103077: Fix CVE-2026-33814 by adding patch for golang.org/x/net package

[namansharma18899]

1. Why is this pull request needed and what does it do?

This PR Addresses the fix for CVE-2026-33814 without bumping the go version. The CVE is exploited when processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

2. Which issues (if any) are related?

CVE-2026-33814

3. Which documentation changes (if any) need to be made?

None.

4. Does this introduce a backward incompatible change or deprecation?

No.

[openshift-ci-robot]

@namansharma18899: This pull request references Jira Issue OCPBUGS-103077, which is invalid:

• expected dependent Jira Issue OCPBUGS-103289 to be in one of the following states: VERIFIED, RELEASE PENDING, CLOSED (ERRATA), CLOSED (CURRENT RELEASE), CLOSED (DONE), CLOSED (DONE-ERRATA), but it is ASSIGNED instead

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

The bug has been updated to refer to the pull request using the external bug tracker.

Details

In response to this:

1. Why is this pull request needed and what does it do?

This PR Addresses the fix for CVE-2026-33814 without bumping the go version. The CVE is exploited when processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

2. Which issues (if any) are related?

CVE-2026-33814

3. Which documentation changes (if any) need to be made?

None.

4. Does this introduce a backward incompatible change or deprecation?

No.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[openshift-ci]

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[openshift-ci]

Hi @namansharma18899. Thanks for your PR.

I'm waiting for a operator-framework member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work.

Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

I understand the commands that are listed here.

Details

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.