vulnerability

Gentoo Linux: CVE-2020-27347: tmux: Buffer overflow

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
Nov 6, 2020
Added
Nov 12, 2020
Modified
Mar 31, 2026

Description

In tmux before version 3.1c the function input_csi_dispatch_sgr_colon() in file input.c contained a stack-based buffer-overflow that can be exploited by terminal output.

Solution

gentoo-linux-upgrade-app-misc-tmux
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.