| Name | CVE-2016-2233 |
| Description | Stack-based buffer overflow in the inbound_cap_ls function in common/inbound.c in HexChat 2.10.2 allows remote IRC servers to cause a denial of service (crash) via a large number of options in a CAP LS message. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| hexchat (PTS) | jessie | 2.10.1-1+deb8u2 | vulnerable |
| stretch | 2.12.4-3 | fixed |
| buster | 2.14.2-4 | fixed |
| bullseye | 2.14.3-6+deb11u1 | fixed |
| bookworm | 2.16.1-1 | fixed |
| sid, trixie | 2.16.2-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| hexchat | source | (unstable) | 2.12.0-1 | low | | |
Notes
[jessie] - hexchat <no-dsa> (Minor issue, requires connection to a malicious server)
https://www.exploit-db.com/exploits/39657/
https://github.com/hexchat/hexchat/issues/1934
https://github.com/hexchat/hexchat/commit/4e061a43b3453a9856d34250c3913175c45afe9d