SUSE update for tmux

1) NULL pointer dereference

EUVDB-ID: #VU71968

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-47016

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the window_pane_set_event() function in window.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Update the affected package tmux to the latest version.

Vulnerable software versions

openSUSE Leap: 15.4

tmux-debugsource: before 3.1c-150300.3.3.1

tmux-debuginfo: before 3.1c-150300.3.3.1

tmux: before 3.1c-150300.3.3.1

CPE2.3

• cpe:2.3:o:suse:opensuse_leap:15.4:*:*:*:*:*:*:*
• cpe:2.3:a:suse:tmux-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:tmux-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:tmux:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2023/suse-su-20230220-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.