[AutoPR- Security] Patch telegraf for CVE-2026-33216, CVE-2026-29785 [HIGH]

[azurelinux-security]

Auto Patch telegraf for CVE-2026-33216, CVE-2026-29785, CVE-2026-26958.

Autosec pipeline run -> https://dev.azure.com/mariner-org/mariner/_build/results?buildId=1085437&view=results

Merge Checklist

All boxes should be checked before merging the PR (just tick any boxes which don't apply to this PR)

• The toolchain has been rebuilt successfully (or no changes were made to it)
• The toolchain/worker package manifests are up-to-date
• Any updated packages successfully build (or no packages were changed)
• Packages depending on static components modified in this PR (Golang, *-static subpackages, etc.) have had their Release tag incremented.
• Package tests (%check section) have been verified with RUN_CHECK=y for existing SPEC files, or added to new SPEC files
• All package sources are available
• cgmanifest files are up-to-date and sorted (./cgmanifest.json, ./toolkit/scripts/toolchain/cgmanifest.json, .github/workflows/cgmanifest.json)
• LICENSE-MAP files are up-to-date (./LICENSES-AND-NOTICES/SPECS/data/licenses.json, ./LICENSES-AND-NOTICES/SPECS/LICENSES-MAP.md, ./LICENSES-AND-NOTICES/SPECS/LICENSE-EXCEPTIONS.PHOTON)
• All source files have up-to-date hashes in the *.signatures.json files
• sudo make go-tidy-all and sudo make go-test-coverage pass
• Documentation has been updated to match any changes to the build system
• Ready to merge

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Summary

What does the PR accomplish, why was it needed?

• Auto Patch telegraf for CVE-2026-33216 (HIGH), CVE-2026-29785 (HIGH)

Change Log

• CVE-2026-33216
• CVE-2026-29785

Does this affect the toolchain?

YES/NO

Associated issues

• N/A

Links to CVEs

• https://nvd.nist.gov/vuln/detail/CVE-2026-33216
• https://nvd.nist.gov/vuln/detail/CVE-2026-29785

Test Methodology

• Pipeline build id: Buddy Build URL

[v-aaditya]

Telegraf package is having vendor package nats-io/nats-server with version <2.10.14> and both the CVEs affects this version as they exist prior to version <2.11.14>.

CVE-2026-29785:

• Patch matches with the upstream patch except in file server/leafnode_test.go as it does not exist in our vendor package.

CVE-2026-33216:

• Patch has been backported manually.
• Updated patch for CVE-2026-33216 to match upstream patch. Some of the modified source was placed at wrong line#.
• Patch matches with the upstream patch except in file server/auth.go where if ujwt == _EMPTY_ && opts.DefaultSentinel != _EMPTY_ { is not added as DefaultSentinel does not exist in our vendor code.

@Kanishk-Bansal Could you please execute Buddy Build.

[Kanishk-Bansal]

Buddy Build

[v-aaditya]

Buddy Build

Buddy Build has passed !