build(deps): Bump github.com/pion/dtls/v3 from 3.0.6 to 3.0.11

[dependabot]

Bumps github.com/pion/dtls/v3 from 3.0.6 to 3.0.11.

Release notes

Sourced from github.com/pion/dtls/v3's releases.

v3.0.11

Backport security fix for GHSA-9f3f-wv7r-qc8r (CVE-2026-26014)

This is the only release with the security fix for Go v1.21.

v3.0.10

Changelog

• 713910a964f7026715069716e245483f51e74eaf Upgrade to pion/transport/v4
• e0d31600d0a99bdde26c549fdbf0668f863f05bd Add the key share extension (#749)
• 7a57e2689ed88d7e1a8357ce1aa9c87bdec38636 Update CI configs to v0.11.36
• 08d8c3e0ba82aa8a550abec1f3abb6852cddc597 Fix gosec slice bounds warnings (#764)
• 7b9612e8c727eee1de08e5b895e12fae61301212 Handshake fragments assembly refactoring (#762)

v3.0.9

Changelog

• ab5f89bfbc2b5de63f72069b763335073726000c Implement TLS_EMPTY_RENEGOTIATION_INFO_SCSV
• d5761acdb281969ec0b7e2d3a7f1848a1618a84f Prevent negative intervals

v3.0.8

Changelog

• ffd97f5d98193cc8037b02d2ea98c1c7185425fe Backoff handshake retransmit
• 7ab1bc9b2afabcb5a2dda1de8854671c4b61371b Update actions/checkout action to v6
• bdb5f232470ee352ae95d82ec77e30c291e02e82 Update module github.com/pion/transport/v3 to v3.1.1 (#754)
• 1d9b6b14c971221be058d6ec7118c373df3e867a Update module github.com/pion/transport/v3 to v3.1.0
• c06c3a762453c2b460d054b5a99499ad3a80678e Lock while writing to encryptedPackets
• ca7d80ec14d08037c639e6a8b41a900edd1f0544 Update CI configs to v0.11.32
• 9cfb13f24436a4a9a92a9c8a7bed900310a65a30 Improve the record layer fuzz tests
• daa0fd40294164ed1b4197ef1a996442d60c5976 Add fuzz tests for gcm
• 9ed595078f105a4c039fb783c8241e9e93f35255 Add fuzz tests for ccm
• 7b68bd95c2ce31014b07b4c52b570b82bbd9a034 Add fuzz tests for packet buffer
• 7c62411d259332cfb86b4771c48829ea2934a350 Update CI configs to v0.11.31
• 3e12f76523191b091639cee25cc21152e628279c Add more tests for prf
• e7cbd62208a45412ece0a2d4dd790eab97137b1b Migrate elliptic curves from elliptic to ecdh
• 6ff535f1d56ad078cc62ff82f8e30caaf754a888 Update module github.com/pion/transport/v3 to v3.0.8
• f6b0286442f7bd42cc42b58bf7750bb28d3d9661 Add the supported_versions extension
• 120a895e99cfee70febfee965ce67189ed8be48f Handle ECONNREFUSED timeout
• ed044c06bac1237400b1acc41d10aad44a15c52f Update CI configs to v0.11.29
• 5611b1401b09ff9e3853b30f0a92ffb2aac1fe15 Apply go modernize
• 27c34050353e9f75e0ff51fc305562d874a5ad05 Update actions/checkout action to v5
• 8764fbdc5334ffc1c1dc8f9ccacb11d3e7fce189 Update CI configs to v0.11.26
• 465f544ca3dfa1807896e23a381886cbbdda3f85 Update CI configs to v0.11.25
• 6e1e3c9c6fd8e4d667cc86f56aa6bc3b159b6b94 Update module github.com/stretchr/testify to v1.11.1
• 495a7b544abc43e9a8cea907a158e106c9f94d77 Update CI configs to v0.11.24
• 0b11eabf4369be43cfc6313c7bd5490a75eee848 Update module github.com/stretchr/testify to v1.11.0
• b8c2ab4cdd44c893d2a80bcce4fbeb1724d6ecd6 Fix lint issues with golangci-lint@v2
• 0bf19028b5d46229d045ea87f0f971625cc23387 Update CI configs to v0.11.22

v3.0.7

Changelog

• e3cf6bc66eae309671c21f862608e48d3e09325c Comply with RFC5746 and RFC5246

... (truncated)

Commits

• 90e241c Backport security fix for CVE-2026-26014
• 713910a Upgrade to pion/transport/v4
• e0d3160 Add the key share extension (#749)
• 7a57e26 Update CI configs to v0.11.36
• 08d8c3e Fix gosec slice bounds warnings (#764)
• 7b9612e Handshake fragments assembly refactoring (#762)
• ab5f89b Implement TLS_EMPTY_RENEGOTIATION_INFO_SCSV
• d5761ac Prevent negative intervals
• ffd97f5 Backoff handshake retransmit
• 7ab1bc9 Update actions/checkout action to v6
• Additional commits viewable in compare view

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[github-actions]

The latest Buf updates on your PR. Results from workflow CI / buf-check (pull_request).

Build	Format	Lint	Breaking	Updated (UTC)
✅ passed	⏩ skipped	✅ passed	✅ passed	Feb 13, 2026, 7:59 PM

[claude]

Claude finished @julienrbrt's task in 3m 8s —— View job

---

Code Review: Security Dependency Update - pion/dtls v3.0.6 → v3.0.11

Summary

This PR upgrades github.com/pion/dtls/v3 from v3.0.6 to v3.0.11, which includes a critical security fix for CVE-2026-26014. The update is an indirect dependency (pulled in through libp2p's WebRTC transport layer) and has been applied consistently across all modules.

Overall Assessment: ✅ APPROVE with observations

---

1. Security Review

✅ Critical Security Fix

• CVE-2026-26014: The primary motivation for this update is a security vulnerability fix in v3.0.11
• Advisory: GHSA-9f3f-wv7r-qc8r
• Impact: This is marked as a backport security fix specifically for Go v1.21, making it essential for the project
• Recommendation: This PR should be merged promptly to address the security vulnerability

✅ No Direct Usage

• The codebase does not directly import github.com/pion/dtls/v3 anywhere
• This is an indirect dependency pulled in through the libp2p networking stack (specifically through WebRTC support)
• No code changes required - purely a dependency version bump

---

2. Dependency Analysis

Changes Included

The update brings the following version bumps:

1. github.com/pion/dtls/v3: v3.0.6 → v3.0.11 (5 patch releases)
2. github.com/pion/transport/v4: NEW - v4.0.1 (major version upgrade from v3)
3. github.com/pion/logging: v0.2.3 → v0.2.4 (patch bump)

Release History (v3.0.6 → v3.0.11)

• v3.0.11 - CVE-2026-26014 security fix ⚠️
• v3.0.10 - Upgrade to pion/transport/v4, add key share extension, bug fixes
• v3.0.9 - TLS_EMPTY_RENEGOTIATION_INFO_SCSV implementation, prevent negative intervals
• v3.0.8 - Handshake retransmit backoff, concurrency fixes, fuzzing improvements
• v3.0.7 - RFC5746 and RFC5246 compliance

⚠️ Breaking Change: pion/transport/v4

The update to dtls v3.0.10+ requires pion/transport/v4 (a major version bump from v3):

• This is a transitive dependency - the codebase doesn't directly use it
• Both v3 and v4 are now present in go.sum (v3.0.7 and v4.0.1)
• This is expected because different pion packages may use different transport versions
• The Go module system handles this correctly through minimal version selection

---

3. Code Quality & Consistency

✅ Module Consistency

All 12 changed files have been updated consistently:

Updated Modules (v3.0.11 applied):

• ✅ Root go.mod / go.sum
• ✅ apps/evm/go.mod / go.sum
• ✅ apps/grpc/go.mod / go.sum
• ✅ apps/testapp/go.mod / go.sum
• ✅ execution/evm/go.sum
• ✅ execution/evm/test/go.sum
• ✅ test/e2e/go.mod / go.sum

Outdated Modules (still on v3.0.6):

• ⚠️ tools/da-debug/go.sum - still on v3.0.6
• ⚠️ test/docker-e2e/go.sum - still on v3.0.6

⚠️ Inconsistency Issue

The tools/da-debug and test/docker-e2e modules were not updated by Dependabot. This could be because:

1. These directories have separate go.mod files that weren't scanned
2. The dependency graph differs for these modules
3. They may not transitively depend on pion/dtls/v3

Recommendation:

# Check if these modules need updating
cd tools/da-debug && go get -u github.com/pion/dtls/v3@v3.0.11 && go mod tidy
cd test/docker-e2e && go get -u github.com/pion/dtls/v3@v3.0.11 && go mod tidy

However, if these modules don't actually use the dependency, this inconsistency is harmless.

---

4. Testing & CI Status

Current CI Status

• ✅ Linting: All linters passed (golangci-lint, hadolint, yamllint, markdown-lint, goreleaser-check)
• ✅ Proto: buf-check passed
• ✅ Go Mod Tidy: Verified clean
• ✅ Integration Tests: Passed
• ✅ Build: All binaries built successfully
• ⏳ Unit Tests: In progress
• ⏳ E2E Tests: In progress
• ⏳ EVM Tests: In progress
• ⏳ Docker Builds: In progress

Test Coverage

Since pion/dtls is used by libp2p for WebRTC connections:

• P2P networking tests will exercise this dependency
• Integration and E2E tests should validate end-to-end connectivity
• The passing integration tests are a good signal

---

5. Performance & Resource Efficiency

No Performance Concerns Expected

The release notes include:

• Positive changes:
  • Handshake retransmit backoff (v3.0.8) - reduces network overhead
  • Concurrency improvements (lock fixes in v3.0.8)
  • Fuzzing improvements (better robustness)
• No breaking API changes that would affect performance
• The transport/v4 upgrade is internal to pion packages

---

6. Architecture & Error Handling

✅ Clean Dependency Graph

• The dependency is properly isolated as an indirect dependency
• No architectural changes required
• Error handling flows remain unchanged
• Context propagation through libp2p remains intact

---

7. Documentation

No Documentation Updates Needed

• This is an internal dependency update with no API surface changes
• The CLAUDE.md instructions don't need updates
• Release notes adequately document the changes

---

Final Recommendations

✅ Approve and Merge

1. Security-critical: The CVE fix makes this a high-priority update
2. Low-risk: No direct usage means no code changes required
3. Well-tested: CI is passing (pending final E2E confirmation)
4. Consistent: All relevant modules updated together

Post-Merge Actions

1. Monitor for any P2P connectivity issues in production
2. Consider updating tools/da-debug and test/docker-e2e if they actually depend on this (check with go mod why github.com/pion/dtls/v3)

Optional Follow-ups

• Document the Dependabot workflow to ensure all Go modules are consistently scanned
• Consider adding a CI check that verifies all go.mod files use consistent versions for security-critical dependencies

---

Reviewed by: Claude Code
Branch: dependabot/go_modules/github.com/pion/dtls/v3-3.0.11

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 61.25%. Comparing base (b016bed) to head (f4c322a).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3068   +/-   ##
=======================================
  Coverage   61.25%   61.25%           
=======================================
  Files         112      112           
  Lines       11355    11355           
=======================================
  Hits         6956     6956           
  Misses       3630     3630           
  Partials      769      769           

Flag	Coverage Δ
combined	61.25% <ø> (ø)

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