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[release-v0.79.x] Security: Update Go stdlib to 1.25.13 (net/url, html/template, crypto/tls, net/http, encoding/xml, encoding/asn1) - #3925

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[release-v0.79.x] Security: Update Go stdlib to 1.25.13 (net/url, html/template, crypto/tls, net/http, encoding/xml, encoding/asn1)#3925
jkhelil wants to merge 1 commit into
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fix/SRVKP-13173-go1.25.13-stdlib-release-v0.79.x

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@jkhelil

@jkhelil jkhelil commented Aug 14, 2026

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Update Go stdlib from 1.25.12 to 1.25.13 to remediate multiple reachable stdlib vulnerabilities on release-v0.79.x, confirmed present and reachable by govulncheck.

Vulnerabilities fixed:

ID Package Severity
GO-2026-6218 net/url Important
GO-2026-6091 html/template Important
GO-2026-6090 crypto/tls Important
GO-2026-6089 net/http Important
GO-2026-6088 encoding/xml Important
GO-2026-5972 encoding/asn1 Important
GO-2026-5026 net/http Important

govulncheck result after fix: no fixable stdlib CVEs remain.

Jira tickets: SRVKP-13173, SRVKP-13178, SRVKP-13179

Submitter Checklist

  • Run make test lint before submitting a PR
  • Includes tests (no test changes needed — stdlib bump only)
  • Commit messages follow commit message best practices

Release Notes

Security: Update Go stdlib to 1.25.13 to address CVEs GO-2026-6088, GO-2026-6089, GO-2026-6090, GO-2026-6091, GO-2026-6218, GO-2026-5972, GO-2026-5026

Update go directive from 1.25.12 to 1.25.13 to address multiple
reachable stdlib vulnerabilities confirmed by govulncheck:
- GO-2026-6218: quadratic complexity in net/url.resolvePath
- GO-2026-6091: JS regexp context tracking in html/template
- GO-2026-6090: TLS post-handshake message limits in crypto/tls
- GO-2026-6089: ReadHeaderTimeout in HTTP/2 check in net/http
- GO-2026-6088: XML recursion depth guard in encoding/xml
- GO-2026-5972: ASN.1 recursion depth guard in encoding/asn1
- GO-2026-5026: net/http header handling

All unit tests pass with GOTOOLCHAIN=go1.25.13.

Resolves: SRVKP-13173, SRVKP-13178, SRVKP-13179

Co-Assisted-By: Claude Sonnet 4.6 <noreply@anthropic.com>
@tekton-robot tekton-robot added the release-note Denotes a PR that will be considered when it comes time to generate release notes. label Aug 14, 2026
@tekton-robot tekton-robot added the size/XS Denotes a PR that changes 0-9 lines, ignoring generated files. label Aug 14, 2026
@pratap0007

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/lgtm
/approve

@tekton-robot tekton-robot added the lgtm Indicates that a PR is ready to be merged. label Aug 14, 2026
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[APPROVALNOTIFIER] This PR is NOT APPROVED

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