Fedora 24 update for irssi

Published: 2017-06-27 | Updated: 2025-04-24

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2017-9468 CVE-2017-9469
CWE-ID	CWE-476 CWE-119
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Fedora Operating systems & Components / Operating system irssi Operating systems & Components / Operating system package or component
Vendor	Fedoraproject

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Null pointer dereference

EUVDB-ID: #VU6954

Risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-9468

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to NULL pointer dereference. A remote attacker can return a specially crafted DCC message without a source nick or host value and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 24

irssi: before 1.0.3-1.fc24

CPE2.3

External links

https://bodhi.fedoraproject.org/updates/FEDORA-2017-56cf7067e7

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Memory corruption

EUVDB-ID: #VU6955