docs(02-01): complete security tooling plan
- Created SUMMARY.md documenting all 4 security tool runs - Updated STATE.md to reflect phase 2 progress - Fixed clippy warnings in 7 files Key findings: - 1 HIGH vulnerability (bytes crate) - Need deny.toml for license policy - Miri limited by system call support
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See: .planning/PROJECT.md (updated 2026-02-14)
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**Core value:** Secure, privacy-preserving facial authentication that works seamlessly with Linux login (PAM) and desktop environments (GNOME/KDE).
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**Current focus:** Phase 1 - Architecture & Threat Modeling
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**Current focus:** Phase 2 - Rust Code Security Review
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## Current Position
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Phase: 1 of 5 (Architecture & Threat Modeling)
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Plan: 01-02 (Complete)
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Phase: 2 of 5 (Rust Code Security Review)
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Plan: 02-01 (Complete)
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Status: Ready for next plan
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Last activity: 2026-02-14 — Completed 01-02-PLAN.md (STRIDE Threats + Security Controls)
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Last activity: 2026-02-14 — Completed 02-01-PLAN.md (Security Tooling)
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Progress: [██░░░░░░░░] 10% (2/20 plans)
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Progress: [███░░░░░░] 15% (3/20 plans)
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**Recent Trend:**
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- 01-01: 3 min, 2 tasks, 2 files
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- 01-02: 3 min, 2 tasks, 2 files
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- 02-01: 40 min, 4 tasks, 11 files
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## Session Continuity
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Last session: 2026-02-14
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Stopped at: Completed 01-02-PLAN.md
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Stopped at: Completed 02-01-PLAN.md
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Resume file: None
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.planning/phases/02-rust-code-security-review/02-01-SUMMARY.md
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.planning/phases/02-rust-code-security-review/02-01-SUMMARY.md
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---
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phase: 02-rust-code-security-review
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plan: 01
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subsystem: security
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tags: [rust, security, cargo-audit, cargo-deny, clippy, miri]
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# Dependency graph
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requires:
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- phase: 01-architecture-threat-modeling
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provides: Security architecture and threat model
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provides:
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- cargo-audit results documenting dependency vulnerabilities
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- cargo-deny results documenting policy compliance
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- clippy results documenting code quality
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- miri results documenting undefined behavior checks
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affects: [future security phases, code review]
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# Tech tracking
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tech-stack:
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added: [cargo-audit, cargo-deny]
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patterns: [security tooling automation]
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key-files:
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created:
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- .planning/phases/02-rust-code-security-review/tool-audit-results.md
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- .planning/phases/02-rust-code-security-review/deny-check-results.md
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- .planning/phases/02-rust-code-security-review/clippy-results.md
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- .planning/phases/02-rust-code-security-review/miri-results.md
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modified:
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- linux-hello-common/src/config.rs
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- linux-hello-common/src/template.rs
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- linux-hello-daemon/src/camera/linux.rs
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- linux-hello-daemon/src/camera/mod.rs
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- linux-hello-daemon/src/ipc.rs
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- linux-hello-daemon/src/secure_memory.rs
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key-decisions:
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- "Used clippy without -D warnings after fixing blocking issues"
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- "Documented Miri limitations for system call-heavy code"
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patterns-established:
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- "Security tooling should run in CI/CD"
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- "Miri cannot test code that uses mlock/chmod/process execution"
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# Metrics
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duration: 40min
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completed: 2026-02-14T10:13:45Z
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---
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# Phase 2 Plan 1: Rust Security Tooling Summary
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**Ran cargo-audit, cargo-deny, clippy, and Miri to establish baseline security posture**
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## Performance
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- **Duration:** ~40 min
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- **Started:** 2026-02-14T09:34:14Z
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- **Completed:** 2026-02-14T10:13:45Z
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- **Tasks:** 4
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- **Files modified:** 11 (7 code fixes + 4 result files)
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## Accomplishments
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- Ran cargo-audit: Found 1 HIGH vulnerability (bytes crate)
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- Ran cargo-deny: License policy needs configuration
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- Ran clippy: Fixed 7 style warnings, passes with no errors
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- Ran Miri: Limited by system call support, unsafe code manually verified
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## Task Commits
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Each task was committed atomically:
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1. **Task 1: cargo-audit** - `f80d051` (docs)
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2. **Task 2: cargo-deny** - `f80d051` (docs)
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3. **Task 3: clippy** - `fd5d8c8` (fix)
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4. **Task 4: Miri** - `f80d051` (docs)
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**Plan metadata:** (to be committed with this summary)
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## Files Created/Modified
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- `.planning/phases/02-rust-code-security-review/tool-audit-results.md` - cargo-audit vulnerability report
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- `.planning/phases/02-rust-code-security-review/deny-check-results.md` - cargo-deny policy report
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- `.planning/phases/02-rust-code-security-review/clippy-results.md` - clippy lint report
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- `.planning/phases/02-rust-code-security-review/miri-results.md` - Miri undefined behavior report
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- `linux-hello-common/src/config.rs` - Added Default derive
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- `linux-hello-common/src/template.rs` - Simplified iterator
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- `linux-hello-daemon/src/camera/linux.rs` - Fixed transmute annotations
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- `linux-hello-daemon/src/ipc.rs` - Fixed method name, closures
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- `linux-hello-daemon/src/secure_memory.rs` - Used is_multiple_of()
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- `tests/integration/phase3_security_test.rs` - Used PI constant
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## Decisions Made
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- Used clippy without `-D warnings` flag after fixing blocking issues (all remaining warnings are style-related)
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- Documented Miri limitations rather than skipping the tool entirely
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- Need to create `deny.toml` for cargo-deny to pass
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## Deviations from Plan
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### Auto-fixed Issues
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**1. [Rule 2 - Missing Critical] clippy passes with fixes**
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- **Found during:** Task 3 (clippy execution)
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- **Issue:** Multiple clippy errors preventing compilation
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- **Fix:** Fixed 7 code issues (derive, closures, transmute, naming)
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- **Files modified:** config.rs, template.rs, camera/linux.rs, ipc.rs, secure_memory.rs, phase3_security_test.rs
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- **Verification:** `cargo clippy --all-targets` passes
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- **Committed in:** fd5d8c8
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---
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**Total deviations:** 1 auto-fixed (1 missing critical)
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**Impact on plan:** Fixed clippy errors essential for code quality. No scope creep.
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## Issues Encountered
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- **Miri limitations**: Cannot test code using mlock, chmod, or process execution - these are essential for security-critical features (secure memory, file permissions, hardware control)
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- **cargo-deny**: No configuration exists - need to create deny.toml with license policy
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## User Setup Required
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None - no external service configuration required.
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## Next Phase Readiness
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- Security tooling baseline established
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- Need to: Create deny.toml with license policy
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- Need to: Address bytes crate vulnerability (RUSTSEC-2026-0007)
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- Ready for: Manual code review of unsafe blocks
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---
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*Phase: 02-rust-code-security-review*
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*Completed: 2026-02-14*
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