Overview: 1 vulnerability
| WSA |
Score |
Severity |
Issue |
Vulnerability type |
Scope |
Versions |
Fix |
Release date |
| WSA-2026-12 |
6.6 |
|
Stack buffer overflow when building a JOIN command with channel keys. |
Stack-based Buffer Overflow |
IRC |
0.3.6 → 4.9.4 |
4.9.5 |
|
WSA-2026-12: [IRC] Stack buffer overflow when building a JOIN command with channel keys.
Vulnerability
AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
(
detail)
Stack-based Buffer Overflow
(
detail)
Affected versions
0.3.6 → 4.9.4
Description
A stack buffer overflow happens when building a JOIN command with a lot of channel and keys.
Mitigation
There is no known mitigation.
The upgrade to the latest stable version is highly recommended.
Credit
The issue was discovered by Mohammed Arib (
arib06).