SUSE SLED15 / SLES15 Security Update : openssh (SUSE-SU-2026:1876-1)

high Nessus Plugin ID 315281

Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1876-1 advisory.

This update for openssh fixes the following issues

- CVE-2026-35385: a file downloaded by scp may be installed setuid or setgid (bsc#1261427).
- CVE-2026-35414: mishandling of authorized_keys principals option (bsc#1261430).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://bugzilla.suse.com/1261427

https://bugzilla.suse.com/1261430

https://lists.suse.com/pipermail/sle-updates/2026-May/046524.html

https://www.suse.com/security/cve/CVE-2026-35385

https://www.suse.com/security/cve/CVE-2026-35414

Plugin Details

Severity: High

ID: 315281

File Name: suse_SU-2026-1876-1.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 5/19/2026

Updated: 5/19/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-35414

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:openssh-server, p-cpe:/a:novell:suse_linux:openssh-helpers, p-cpe:/a:novell:suse_linux:openssh-clients, p-cpe:/a:novell:suse_linux:openssh-common, p-cpe:/a:novell:suse_linux:openssh, p-cpe:/a:novell:suse_linux:openssh-fips, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome, p-cpe:/a:novell:suse_linux:openssh-server-config-disallow-rootlogin, cpe:/o:novell:suse_linux:15

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 5/16/2026

Vulnerability Publication Date: 4/2/2026

Reference Information

CVE: CVE-2026-35385, CVE-2026-35414

IAVA: 2026-A-0296

SuSE: SUSE-SU-2026:1876-1