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CVE-2018-5208

irssi: heap buffer overflow due to calculation error in the completion code

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Severity

Moderate

Red Hat Product Security

5

CVSS 3.0

Review impact separately from score.

Published · January 6, 2018

Updated · November 22, 2025

Description

In Irssi before 1.0.6, a calculation error in the completion code could cause a heap buffer overflow when completing certain strings.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

CWE-122 · Heap-based Buffer Overflow