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CVE-2022-47016

A null pointer dereference issue was discovered in function window_pane_set_event in window.c in...

7.8 HighFix availableRejected

DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

What each source reports

GitHub Advisories Score usedGHSA-59wm-qx44-pj6w 7.8

A null pointer dereference issue was discovered in function window_pane_set_event in window.c in...

A null pointer dereference issue was discovered in function window_pane_set_event in window.c in tmux 3.0 thru 3.3 allows attackers to cause denial of service or other unspecified impacts.

Record
GHSA-59wm-qx44-pj6w
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-476
Updated
2026-11-02
CVE List No score

DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.

Record
CVE-2022-47016
Updated
2026-11-02
EUVDEUVD-2022-49794 7.8

A null pointer dereference issue was discovered in function window_pane_set_event in window.c in tmux 3.0 thru 3.3 allows attackers to cause denial of service or other unspecified impacts.

Record
EUVD-2022-49794
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-03
NVD No score

Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.

Record
CVE-2022-47016
Updated
2026-11-02
OSVOESA-2023-1069 7.8

tmux security update

is a terminal multiplexer. It lets you switch easily between several programs in one terminal, detach them (they keep running in the background) and reattach them to a different terminal.

Security Fix(es):

A null pointer dereference issue was discovered in function window_pane_set_event in window.c in tmux 3.0 thru 3.3 and later, allows attackers to cause denial of service or other unspecified impacts.(CVE-2022-47016)

Record
OESA-2023-1069
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVOESA-2023-1070 7.8

tmux security update

is a terminal multiplexer. It lets you switch easily between several programs in one terminal, detach them (they keep running in the background) and reattach them to a different terminal.

Security Fix(es):

A null pointer dereference issue was discovered in function window_pane_set_event in window.c in tmux 3.0 thru 3.3 and later, allows attackers to cause denial of service or other unspecified impacts.(CVE-2022-47016)

Record
OESA-2023-1070
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 6 moreShow less
OSVUBUNTU-CVE-2022-47016 7.8

Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none.

Record
UBUNTU-CVE-2022-47016
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2023-0084 No score

Updated tmux packages fix security vulnerability

Fixed a null pointer dereference in window.c. (CVE-2022-47016)

Record
MGASA-2023-0084
Updated
2026-11-02
OSVopenSUSE-SU-2024:12646-1 No score

tmux-3.3a-2.1 on GA media

These are all security issues fixed in the tmux-3.3a-2.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12646-1
Updated
2026-11-02
OSVSUSE-RU-2024:0184-1 No score

Recommended update for tmux

This update for tmux fixes the following issues:

  • tmux: Null pointer dereference in window.c (bsc#1207393) (CVE-2022-47016)
  • add patch for compactibility with new ncurses fixes bsc#1210552
  • disable utf8proc (following upstreams not use it by default on non-macOS)
  • switch to screen-256color as default terminal to fix incompatibility with yast2-ruby-testsuite
  • update to 3.3a:
  • build with utf8proc enabled
  • refresh tmux-socket-path patch: restore ability to overwrite socket path using $TMUX_TMPDIR (bsc#1185572)
  • Drop pkgconfig(systemd) BuildRequires: there is no reason to pull in systemd into the build.
  • Use %tmpfiles_create instead of calling systemd-tmpfiles directly.
  • Replace systemd_requires with systemd_ordering: tmux is very well capable to run without systemd (and by using tmpfiles_create, the post script can also cope with the absence of if).
Record
SUSE-RU-2024:0184-1
Updated
2026-11-02
OSVSUSE-SU-2023:0220-1 No score

Security update for tmux

This update for tmux fixes the following issues:

  • CVE-2022-47016: Fixed a null pointer dereference in window.c. (bsc#1207393)
Record
SUSE-SU-2023:0220-1
Updated
2026-11-02
OSVUSN-5843-1 No score

tmux vulnerability

It was discovered that tmux incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service.

Record
USN-5843-1
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
tmux
Mageia:8
 before 3.1c-1.1.mga8
3.1c-1.1.mga8
tmux
openEuler:22.03-LTS
 before 3.2a-3.oe2203
3.2a-3.oe2203
tmux
openEuler:22.03-LTS-SP1
 before 3.2a-3.oe2203sp1
3.2a-3.oe2203sp1
tmux
SUSE:Linux Enterprise Module for Package Hub 15 SP5
 before 3.3a-150300.3.6.1
3.3a-150300.3.6.1
tmux
openSUSE:Leap 15.5
 before 3.3a-150300.3.6.1
3.3a-150300.3.6.1
tmux
openSUSE:Leap 15.4
 before 3.1c-150300.3.3.1
3.1c-150300.3.3.1
tmux
Ubuntu:Pro:14.04:LTS
 before 1.8-5ubuntu0.1~esm1, plus listed versions
1.8-41.8-5
1.8-5ubuntu0.1~esm1
tmux
Ubuntu:Pro:16.04:LTS
 before 2.1-3ubuntu0.1~esm1, plus listed versions
2.0-32.1-12.1-22.1-32.1-3build1
2.1-3ubuntu0.1~esm1
tmux
Ubuntu:18.04:LTS
 before 2.6-3ubuntu0.3, plus listed versions
2.5-3build12.6-12.6-22.6-32.6-3ubuntu0.12.6-3ubuntu0.2
2.6-3ubuntu0.3
tmux
Ubuntu:20.04:LTS
 before 3.0a-2ubuntu0.4, plus listed versions
2.9a-3build12.9a-3build23.0-13.0a-13.0a-23.0a-2ubuntu0.13.0a-2ubuntu0.23.0a-2ubuntu0.3
3.0a-2ubuntu0.4
tmux
Ubuntu:22.04:LTS
 before 3.2a-4ubuntu0.2, plus listed versions
3.1c-1build13.2a-43.2a-4build13.2a-4ubuntu0.1
3.2a-4ubuntu0.2
tmux
openSUSE:Tumbleweed
 before 3.3a-2.1
3.3a-2.1

History

History
RecordedChangedSources
aliases, referencesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-47016 has been rejected by its source and should not be treated as a live vulnerability, published January 20, 2023. Fixed in tmux 3.1c-1.1.mga8.

References

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