NULL Pointer Dereference in LibreCAD HATCH Handling
CVE-2021-45343

5.5MEDIUM

Key Information:

Vendor

Librecad

Status
Librecad
Vendor
CVE Published:
25 January 2022

What is CVE-2021-45343?

In LibreCAD version 2.2.0, a vulnerability exists in the handling of HATCH operations within the libdxfrw library. This flaw allows attackers to create specially crafted DXF documents that, when processed by the application, can trigger a NULL pointer dereference, leading to an application crash. Users are advised to exercise caution and ensure their installations are updated to mitigate potential disruption.

References

https://github.com/LibreCAD/LibreCAD/issues/1468
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisory
https://www.debian.org/security/2022/dsa-5077
vendor-advisory

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.