CVE-2018-7054 — Use After Free in Irssi

CWE-416 — Use After Free11 documents7 sources
Severity
9.8CRITICALNVD
OSV7.5
EPSS
0.8%
top 25.78%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
IrssiDebian IrssiCanonical Ubuntu Linux+1 more
Timeline
PublishedFeb 15
Latest updateMay 14

Description

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.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶NVDirssi/irssi< 1.0.7+1
▶debiandebian/irssi< irssi 1.0.7-1 (bookworm)
▶Debianirssi/irssi< 1.0.7-1+3
▶Ubuntuirssi/irssi< 0.8.15-5ubuntu3.5+3

Also affects: Debian Linux 9.0, Ubuntu Linux 14.04, 16.04, 17.10

🔴Vulnerability Details

4
GHSA
GHSA-9q5h-rr4r-fvxg: An issue was discovered in Irssi before 1↗2022-05-14
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OSV
irssi vulnerabilities↗2019-07-04
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OSV
irssi vulnerabilities↗2018-03-06
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OSV
CVE-2018-7054: An issue was discovered in Irssi before 1↗2018-02-15
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📋Vendor Advisories

4
Ubuntu
Irssi vulnerabilities↗2019-07-04
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Ubuntu
Irssi vulnerabilities↗2018-03-06
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Red Hat
irssi: use-after-free when a server is disconnected during netsplits↗2018-02-15
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Debian
CVE-2018-7054: irssi - An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a...↗2018
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💬Community

2
Bugzilla
CVE-2018-7054 irssi: use-after-free when a server is disconnected during netsplits↗2018-02-16
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Bugzilla
CVE-2018-7054 irssi: use-after-free when a server is disconnected during netsplits [fedora-all]↗2018-02-16
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