---

Gentoo Linux Security Advisory GLSA 202208-01

---

                                       https://security.gentoo.org/  

---

Severity: Normal
Title: 3MF Consortium lib3mf: Remote code execution
Date: August 04, 2022
Bugs: #775362
ID: 202208-01

---

Synopsis

A vulnerability in lib3mf could lead to remote code execution.

Background

lib3mf is an implementation of the 3D Manufacturing Format file
standard.

Affected packages

-------------------------------------------------------------------  
 Package              /     Vulnerable     /            Unaffected  
-------------------------------------------------------------------  

1 media-libs/lib3mf < 2.1.1 >= 2.1.1

Description

Incorrect memory handling within lib3mf could result in a use-after-
free.

Impact

An attacker that can provide malicious input to an application using 3MF Consortium’s lib3mf could achieve remote code execution.

Workaround

There is no known workaround at this time.

Resolution

All 3MF Consortium lib3mf users should upgrade to the latest version:

emerge --sync

emerge --ask --oneshot --verbose “>=media-libs/lib3mf-2.1.1”

References

[ 1 ] CVE-2021-21772
https://nvd.nist.gov/vuln/detail/CVE-2021-21772

Availability

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202208-01

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users’ machines is of utmost
importance to us. Any security concerns should be addressed to
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.

License

Copyright 2022 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5