Bug 1935413 (CVE-2019-15297)

Summary:	CVE-2019-15297 asterisk: crash when negotiating T.38 with a zero port
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:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	bennie.joubert, jsmith.fedora, rbryant
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-03-05 01:01:52 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1935414
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2021-03-04 20:08:53 UTC

When Asterisk sends a re-invite initiating T.38 faxing and the endpoint responds with a m=image line and zero port, a crash will occur in Asterisk. This is a reoccurrence of AST-2019-004.

Reference:
https://downloads.asterisk.org/pub/security/AST-2021-006.html

Comment 1 Guilherme de Almeida Suckevicz 2021-03-04 20:09:09 UTC

Created asterisk tracking bugs for this issue:

Affects: fedora-all [bug 1935414]

Comment 2 Product Security DevOps Team 2021-03-05 01:01:52 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.