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CVE-2020-27347

Published: 04 November 2020

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.

Priority

Medium

CVSS 3 base score: 8.5

Status

Package Release Status
tmux
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 20.04 LTS (Focal Fossa)
Released (3.0a-2ubuntu0.2)
Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable
(code not present)
Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)
Patches:
Upstream: https://github.com/tmux/tmux/commit/a868bacb46e3c900530bed47a1c6f85b0fbe701c