CVE-2018-7054

Publication date 15 February 2018

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when a server is disconnected during netsplits. NOTE: this issue exists because of an incomplete fix for CVE-2017-7191.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
irssi	19.04 disco	Fixed 1.1.1-1ubuntu2
	18.10 cosmic	Fixed 1.1.1-1ubuntu1
	18.04 LTS bionic	Fixed 1.0.5-1ubuntu4.2
	17.10 artful	Fixed 1.0.4-1ubuntu2.3
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release

Notes

leosilva

from debian, netsplit code was introduced in 1.0.0 trusty and xenial are not-affected.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
irssi	Other: 5c5ed64

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H