SUSE update for openssh



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-26465
CWE-ID CWE-300
Exploitation vector Network
Public exploit N/A
Vulnerable software
SUSE Linux Enterprise High Performance Computing LTSS 15
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing ESPOS 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15 SP5
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15 SP3
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15 SP4
Operating systems & Components / Operating system

SUSE Linux Enterprise Micro
Operating systems & Components / Operating system

SUSE Linux Enterprise Micro for Rancher
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 15
Operating systems & Components / Operating system

SUSE Enterprise Storage
Operating systems & Components / Operating system

SUSE Manager Retail Branch Server
Operating systems & Components / Operating system

SUSE Manager Server
Operating systems & Components / Operating system

SUSE Manager Proxy
Operating systems & Components / Operating system

openSUSE Leap
Operating systems & Components / Operating system

openssh-clients
Operating systems & Components / Operating system package or component

openssh
Operating systems & Components / Operating system package or component

openssh-server
Operating systems & Components / Operating system package or component

openssh-helpers-debuginfo
Operating systems & Components / Operating system package or component

openssh-common
Operating systems & Components / Operating system package or component

openssh-askpass-gnome-debugsource
Operating systems & Components / Operating system package or component

openssh-clients-debuginfo
Operating systems & Components / Operating system package or component

openssh-debuginfo
Operating systems & Components / Operating system package or component

openssh-askpass-gnome
Operating systems & Components / Operating system package or component

openssh-cavs
Operating systems & Components / Operating system package or component

openssh-fips
Operating systems & Components / Operating system package or component

openssh-server-debuginfo
Operating systems & Components / Operating system package or component

openssh-helpers
Operating systems & Components / Operating system package or component

openssh-askpass-gnome-debuginfo
Operating systems & Components / Operating system package or component

openssh-common-debuginfo
Operating systems & Components / Operating system package or component

openssh-cavs-debuginfo
Operating systems & Components / Operating system package or component

openssh-debugsource
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Man-in-the-Middle (MitM) attack

EUVDB-ID: #VU104035

Risk: Medium

CVSSv4.0: 2.1 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-26465

CWE-ID: CWE-300 - Channel Accessible by Non-Endpoint ('Man-in-the-Middle')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to incorrect processing of user-supplied data in ssh(1). A remote attacker can perform server impersonation when VerifyHostKeyDNS enabled.

Mitigation

Update the affected package openssh to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

SUSE Linux Enterprise Micro: 5.1 - 5.5

SUSE Linux Enterprise Micro for Rancher: 5.2 - 5.4

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP5

SUSE Linux Enterprise Server 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

openSUSE Leap: 15.3

openssh-clients: before 8.4p1-150300.3.42.1

openssh: before 8.4p1-150300.3.42.1

openssh-server: before 8.4p1-150300.3.42.1

openssh-helpers-debuginfo: before 8.4p1-150300.3.42.1

openssh-common: before 8.4p1-150300.3.42.1

openssh-askpass-gnome-debugsource: before 8.4p1-150300.3.42.1

openssh-clients-debuginfo: before 8.4p1-150300.3.42.1

openssh-debuginfo: before 8.4p1-150300.3.42.1

openssh-askpass-gnome: before 8.4p1-150300.3.42.1

openssh-cavs: before 8.4p1-150300.3.42.1

openssh-fips: before 8.4p1-150300.3.42.1

openssh-server-debuginfo: before 8.4p1-150300.3.42.1

openssh-helpers: before 8.4p1-150300.3.42.1

openssh-askpass-gnome-debuginfo: before 8.4p1-150300.3.42.1

openssh-common-debuginfo: before 8.4p1-150300.3.42.1

openssh-cavs-debuginfo: before 8.4p1-150300.3.42.1

openssh-debugsource: before 8.4p1-150300.3.42.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2025/suse-su-20250605-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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



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