Bug 1532624 – CVE-2018-5207 irssi: Out-of-bounds read when using an incomplete variable argument

Bugzilla will be upgraded to version 5.0 on a still to be determined date in the near future. The original upgrade date has been delayed.

Bug 1532624 - (CVE-2018-5207) CVE-2018-5207 irssi: Out-of-bounds read when using an incomplete variable argument

Summary:	CVE-2018-5207 irssi: Out-of-bounds read when using an incomplete variable arg...

Status:	NEW

Aliases:	CVE-2018-5207

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	medium Severity medium
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=moderate,public=20180106,repor...
Keywords:	Security

Depends On:	1532628 1532625
Blocks:
	Show dependency tree / graph

Reported:	2018-01-09 08:16 EST by Adam Mariš
Modified:	2018-05-31 17:52 EDT (History)
CC List:	2 users (show)

See Also:
Fixed In Version:	irssi 1.0.6
Doc Type:	If docs needed, set a value
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Add an attachment (proposed patch, testcase, etc.)

Groups: None (edit)

Description Adam Mariš 2018-01-09 08:16:30 EST

When using an incomplete variable argument, Irssi may access data beyond the end of the string.

The exploitation of the issue requires user to install malicious or broken files or enter affected commands.

Comment 1 Adam Mariš 2018-01-09 08:16:53 EST

External References:

https://irssi.org/security/irssi_sa_2018_01.txt

Comment 2 Adam Mariš 2018-01-09 08:18:02 EST

Created irssi tracking bugs for this issue:

Affects: fedora-all [bug 1532625]

Note You need to log in before you can comment on or make changes to this bug.