fix(cve): CVE-2026-33811, CVE-2026-39833 - update Go stdlib and x/crypto [release-v0.42.2]#2924
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- Update Go stdlib from 1.25.9 to 1.25.11 Addresses CVE-2026-33811 (DoS via long CNAME response in net.LookupCNAME) - Update golang.org/x/crypto from v0.47.0 to v0.52.0 Addresses CVE-2026-39833 (security bypass in ssh/agent key confirmation) - Also upgrades transitive deps: x/net, x/sync, x/sys, x/term, x/text Resolves: SRVKP-12559, SRVKP-12569 Co-Assisted-By: Claude Sonnet 4.6 <noreply@anthropic.com> Signed-off-by: Divyanshu Agrawal <diagrawa@redhat.com>
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CVE Details
Fix Summary
go.mod:go 1.25.9→go 1.25.11golang.org/x/crypto:v0.47.0→v0.52.0(minimum safe patch per advisory)go mod tidy && go mod verify && go mod vendor— all passed ✅x/net v0.49.0→v0.54.0,x/sync v0.19.0→v0.20.0,x/sys v0.40.0→v0.45.0,x/term v0.39.0→v0.43.0,x/text v0.33.0→v0.37.0Test Results
✅ Tests PASSED —
go test -mod=vendor ./...All packages passed. Full suite including
pkg/cmd/pipelinerunandpkg/cmd/taskrun.Breaking Changes
None expected. This is a pure dependency version bump. The x/crypto update stays within the same major version (
v0). stdlib bump is patch-level only.Risk Assessment
Low — Patch-level updates only. All unit tests pass. No API surface changes in updated packages relevant to tkn CLI usage.
Jira References
SRVKP-12559, SRVKP-12569
Verification Steps
go test -mod=vendor ./...passesgo mod verifyshows all modules verified🤖 Generated with Claude Code