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Ubuntu 20.04 LTS USN-5957-1 Critical: LibreCAD Denial Of Service

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Calendar Grey March 15, 2023
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A series of security patches has been deployed for LibreCAD in Ubuntu's newest upgrade, bolstering user protection.
Several security issues were fixed in LibreCAD.

Summary

Several security issues were fixed in LibreCAD.

Software Description:

- librecad: Computer-aided design (CAD) system

Details:

Cody Sixteen discovered that LibreCAD incorrectly

handled memory when parsing DXF files. An attacker could

use this issue to cause LibreCAD to crash, leading to a

denial of service. This issue only affected

Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2018-19105)

Lilith of Cisco Talos discovered that LibreCAD incorrectly

handled memory when parsing DWG files. An attacker could

use this issue to cause LibreCAD to crash, leading to a

denial of service, or possibly execute arbitrary code.

(CVE-2021-21898, CVE-2021-21899)

Lilith of Cisco Talos discovered that LibreCAD incorrectly

handled memory when parsing DRW files. An attacker could

use this issue to cause LibreCAD to crash, leading to a

denial of service, or possibly execute arbitrary code.

(CVE-2021-21900)

Albin Eldstål-Ahrens discovered that LibreCAD incorrectly

handled mem...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service critical issue ubuntu librecad

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
   librecad                        2.1.3-1.2+deb10u1build0.20.04.1

Ubuntu 18.04 LTS:
   librecad                        2.1.2-1ubuntu0.1~esm1

Ubuntu 16.04 ESM:
   librecad                        2.0.9-2ubuntu0.1~esm1

In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-5957-1

  CVE-2018-19105, CVE-2021-21898, CVE-2021-21899, CVE-2021-21900,

  CVE-2021-45341, CVE-2021-45342, CVE-2021-45343

Severity
critical
Lowest
Low
Medium
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Critical

March 15, 2023

Topics%20covered

Topics Covered

security advisory denial of service critical issue ubuntu librecad

Package Information

https://launchpad.net/ubuntu/+source/librecad/2.1.3-1.2+deb10u1build0.20.04.1

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