Bug 2046366 (CVE-2021-45846)

Summary:	CVE-2021-45846 slic3r: NULL pointer dereference in AMF XML parser via a crafted AMF document
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	mhroncok, perl-devel
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
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Clone Of:		Environment:
Last Closed:	2022-01-26 17:02:11 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2046367
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2022-01-26 16:32:27 UTC

A flaw in the AMF parser of Slic3r libslic3r 1.3.0 allows an attacker to cause an application crash using a crafted AMF document, where a metadata tag lacks a "type" attribute.

Reference:
https://github.com/slic3r/Slic3r/issues/5117

Comment 1 Guilherme de Almeida Suckevicz 2022-01-26 16:32:39 UTC

Created slic3r tracking bugs for this issue:

Affects: fedora-all [bug 2046367]

Comment 2 Product Security DevOps Team 2022-01-26 17:02:09 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.