What’s Vulnerable › Vulnerabilities

CVE-2019-5882

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-01-09 · updated 2026-06-17
• Weakness: CWE-416

Description

Irssi 1.1.x before 1.1.2 has a use after free when hidden lines are expired from the scroll buffer.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 18.04, 18.10
• Irssi: from 1.1.0 before 1.1.2 — fixed in 1.1.2

How to fix

Upgrade to a fixed version: Irssi 1.1.2. Check the vendor advisory for mitigations.

References

• https://github.com/irssi/irssi/pull/948
• https://irssi.org/NEWS/#v1-1-2
• https://irssi.org/security/irssi_sa_2019_01.txt
• https://usn.ubuntu.com/3862-1/
• https://github.com/irssi/irssi/pull/948
• https://irssi.org/NEWS/#v1-1-2
• https://irssi.org/security/irssi_sa_2019_01.txt
• https://usn.ubuntu.com/3862-1/

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