Description
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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Slic3r | libslic3r | 1.3.0, Master Commit b1a5500 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 12 | slic3r | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 25.10 | slic3r | No fix yet | — |
| Ubuntu 24.04 LTS | slic3r | No fix yet | — |
| Ubuntu 22.04 LTS | slic3r | No fix yet | — |
| Ubuntu 20.04 LTS | slic3r | No fix yet | — |
| Ubuntu 18.04 LTS | slic3r | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | slic3r | No fix yet | — |