Upstream information

CVE-2020-27347 at MITRE

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.6
Vector AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 7.8
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector Local
Access Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
CVSSv3 Version 3.1
SUSE Bugzilla entries: 1178263 [RESOLVED / FIXED], 1178316 [RESOLVED / DUPLICATE]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub for SUSE Linux Enterprise 12
  • tmux >= 3.1c-18.1
  • tmux-debuginfo >= 3.1c-lp152.2.3.1
  • tmux-debugsource >= 3.1c-lp152.2.3.1
Patchnames:
openSUSE-2020-1834
SUSE Package Hub for SUSE Linux Enterprise 15 SP1
  • tmux >= 3.1c-bp151.4.3.1
  • tmux-debuginfo >= 3.1c-lp152.2.3.1
  • tmux-debugsource >= 3.1c-lp152.2.3.1
Patchnames:
openSUSE-2020-1834
SUSE Package Hub for SUSE Linux Enterprise 15 SP2
  • tmux >= 3.1c-bp152.2.3.1
  • tmux-debuginfo >= 3.1c-bp152.2.3.1
  • tmux-debugsource >= 3.1c-bp152.2.3.1
Patchnames:
openSUSE-2020-1834
openSUSE Leap 15.1
  • tmux >= 3.1c-lp151.3.3.1
  • tmux-debuginfo >= 3.1c-lp151.3.3.1
  • tmux-debugsource >= 3.1c-lp151.3.3.1
Patchnames:
openSUSE-2020-1834
openSUSE Leap 15.2
  • tmux >= 3.1c-lp152.2.3.1
  • tmux-debuginfo >= 3.1c-lp152.2.3.1
  • tmux-debugsource >= 3.1c-lp152.2.3.1
Patchnames:
openSUSE-2020-1834