[HIGH] Patch libsoup for CVE-2026-77014, CVE-2026-85197

[v-swapsahu]

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

Summary

• Patch libsoup for CVE-2026-77014, CVE-2026-85197
• Backport upstream test-utils race fix for flaky server-test ptest - 3c0cee2c

Changelog -

• SPECS/libsoup/CVE-2026-77014.patch
• SPECS/libsoup/CVE-2026-85197.patch
• SPECS/libsoup/fix-server-test-flaky-listener-race.patch
• SPECS/libsoup/libsoup.spec

Does this affect the toolchain?

NO

Associated issues

• #xxxx

Links to CVEs

• https://nvd.nist.gov/vuln/detail/CVE-2026-77014
• https://nvd.nist.gov/vuln/detail/CVE-2026-85197

Test Methodology

Build and Test Result:

Patch Application:

[azure-pipelines]

Azure Pipelines:
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[Kanishk Bansal (Kanishk-Bansal)]

/azurepipelines run

[azure-pipelines]

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