Files
picpeak/backend
Paul Nothaft 74a8f9bf24 chore(security): shrink the ML image's CVE surface, override deepmerge-ts (#1083)
Three Trivy cleanups off the code-scanning tab.

ml/Dockerfile — install no runtime apt packages at all. Neither libgl1
nor libglib2.0-0 is needed: opencv-python-headless 4.14 bundles what it
needs and `ldd .../cv2/cv2*.so` resolves fully on a bare slim base. The
old comment claimed the headless wheel still links libGL, which was
true of much older wheels. libgl1 was dragging in 36 transitive
packages (mesa, LLVM, X11) for a service that never opens a display.

Measured with `trivy image` on locally built variants:

  before:            165 findings — 88 low / 49 med / 19 high / 6 crit
  without libgl1:    133 findings — 58 low / 48 med / 19 high / 5 crit
  without either:    123 findings — 57 low / 46 med / 13 high / 4 crit

42 findings gone, image 1.05GB -> 774MB. Not one of the 165 had an
upstream fix available, so not installing the packages is the only
lever there is.

docker-build.yml — set ignore-unfixed on all four Trivy steps. All 123
remaining ML findings are unfixed base-OS CVEs; Debian has them
resolved in sid and pending backport to trixie, and apt-get upgrade -y
behind CACHEBUST picks each one up automatically. Reporting them buries
anything actionable, and suppressing them is the precondition for ever
setting exit-code: 1.

backend — deepmerge-ts <8.0.0 has a stack-exhaustion advisory
(CVE-2026-40345, high) reached via mailparser -> html-to-text, which
pins ^7.1.5 so npm cannot get there alone. Not reachable in our code:
html-to-text only feeds deepmerge-ts its options object
(html-to-text.mjs:1468, :1442), never parsed email content. npm audit
goes 3 high -> 0.

The lockfile also picks up the version field release-please had left at
3.103.1-beta.0, plus some "peer": true metadata npm 11.6 recomputes.

Co-authored-by: Paul Nothaft <paul@MacStudio-von-Paul.local>
2026-08-19 13:56:01 +02:00
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