CVE intelligence and bounded remediation

CVE-2022-36788 — Slic3R Libslic3R security vulnerability

High CVSS 8.1

A heap-based buffer overflow vulnerability exists in the TriangleMesh clone functionality of Slic3r libslic3r 1.3.0 and Master Commit b1a5500. A specially-crafted STL file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Severity
High
CVSS
8.1 (3.1)
Published
2023-04-20
CISA KEV
Not currently listed
Ecosystem
software/application
Weaknesses
CWE-130, CWE-787

Affected products

  • slic3r / libslic3r / 1.3.0

Matched remediation archetype

Buffer bounds, memory safety, and memory corruption

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Check exposure

  • Identify affected native-code versions, build flags, architectures, parsers, codecs, drivers, and input paths in all shipped artifacts.
  • Determine whether untrusted data reaches the affected routine and the process privilege, sandbox, and network exposure.
  • Confirm statically linked, vendored, firmware, and platform-provided copies, not only package-manager records.

Remediate safely

  • Apply the maintained upstream correction or replace the affected component, then rebuild every dependent artifact from clean inputs.
  • Adopt bounds-checked interfaces, validated sizes and integer conversions, clear ownership, and memory-safe components where practical.
  • Enable supported compiler and runtime hardening and add sanitized tests and fuzz regression seeds derived from non-weaponized fixtures.

Authoritative sources

Complete CVE record and remediation plan

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