UBUNTU-CVE-2020-27347

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Source

https://ubuntu.com/security/CVE-2020-27347

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-27347.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-27347

Related

Published

2020-11-04T00:00:00Z

Modified

2020-11-04T00:00:00Z

Severity

8.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

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

References

Affected packages

Ubuntu:20.04:LTS / tmux

Package

Name: tmux
Purl: pkg:deb/ubuntu/tmux?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.0a-2ubuntu0.2

Affected versions

2.*

2.9a-3build1

2.9a-3build2

3.*

3.0-1

3.0a-1

3.0a-2

3.0a-2ubuntu0.1

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "3.0a-2ubuntu0.2",
            "binary_name": "tmux"
        },
        {
            "binary_version": "3.0a-2ubuntu0.2",
            "binary_name": "tmux-dbgsym"
        }
    ]
}