CVE Database›Document archive›CVE-2017-9468

CVE-2017-9468

irssi: Null pointer dereference while receiving a DCC message without source nick/host

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Severity

Low

Red Hat Product Security

3.7

CVSS 3.0

Review impact separately from score.

Published · June 7, 2017

Updated · May 13, 2026

Description

A null pointer dereference was found in the way irssi handles DCC messages that do not contain a source nick/host. A malicious IRC server could be used to crash an irssi client by sending a specially crafted DCC message.

Statement

Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

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 · 3.7
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE-476 · NULL Pointer Dereference