Bug 1817387 (CVE-2020-9759)

Summary:	CVE-2020-9759 weechat: malformed message 352 (who) can cause a NULL pointer dereference in the callback function which could result in a crash.
Product:	[Other] Security Response	Reporter:	Michael Kaplan <mkaplan>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	gchamoul, hello, i, karlthered, niveusluna
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	weechat 2.7.1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-03-26 10:32:06 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:	1817389, 1817391, 1817393
Bug Blocks:

Description Michael Kaplan 2020-03-26 09:39:13 UTC

An issue was discovered in weechat before 2.7.1. A malformed message 352 (who) can cause a NULL pointer dereference in the callback function which could result in a crash

Comment 1 Michael Kaplan 2020-03-26 09:39:49 UTC

External References:

https://weechat.org/doc/security/

Comment 2 Michael Kaplan 2020-03-26 09:40:07 UTC

Created weechat tracking bugs for this issue:

Affects: epel-7 [bug 1817391]
Affects: fedora-all [bug 1817389]

Comment 3 Michael Kaplan 2020-03-26 09:42:32 UTC

Created weechat tracking bugs for this issue:

Affects: epel-6 [bug 1817393]

Comment 4 Product Security DevOps Team 2020-03-26 10:32:06 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.