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openSUSE OpenSSH Vital Security Update to Mitigate Info Leak and DoS

suse
Calendar Grey June 11, 2026
Dist Suse Esm H88
SUSE releases an important security update for OpenSSH addressing multiple vulnerabilities including information disclosure.
An update that solves four vulnerabilities and has one security fix can now be installed.

Summary

## This update for openssh fixes the following issues * CVE-2026-3497: information disclosure or denial of service due to uninitialized variables (bsc#1259642). * CVE-2026-35385: a file downloaded by scp may be installed setuid or setgid (bsc#1261427). * CVE-2026-35388: omitted connection multiplexing confirmation for proxy-mode multiplexing sessions (bsc#1261441). * CVE-2026-35414: mishandling of authorized_keys principals option (bsc#1261430). * potential security issue when validating mac (bsc#1264568). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.3 zypper in -t patch SUSE-2026-2375=1 * SUSE Linux Enterprise Micro 5.5

Topics%20covered

Topics Covered

security advisory denial of service security issue important information disclosure OpenSUSE

References

* bsc#1259642

* bsc#1261427

* bsc#1261430

* bsc#1261441

* bsc#1264568

Cross-

* CVE-2026-3497

* CVE-2026-35385

* CVE-2026-35388

* CVE-2026-35414

CVSS scores:

* CVE-2026-3497 ( SUSE ): 6.9

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

* CVE-2026-3497 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

* CVE-2026-3497 ( NVD ): 6.9

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2026-3497 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-35385 ( SUSE ): 7.5

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2375-1
Release Date: 2026-06-11T16:06:35Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service security issue important information disclosure OpenSUSE

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