Use-after-free in Irssi - CVE-2023-29132

 

Use-after-free in Irssi - CVE-2023-29132

Published: April 3, 2023


Vulnerability identifier: #VU74276
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-29132
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Irssi.org
Affected software:
Irssi

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error when printing chat messages. A remote attacker can trigger a use-after-free error by sending multiple messages and crash the application.



How to mitigate CVE-2023-29132

Install updates from vendor's website.

Sources