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SUSE: openssh8.4 Moderate Code Exec Risk CVE-2025-61984

suse
Calendar Grey November 14, 2025
Dist Suse Esm H88
Critical security update for openssh 8.4 addressing two issues with serious implications. Install immediately.
* bsc#1251198 * bsc#1251199 Cross-References: * CVE-2025-61984

Summary

## This update for openssh8.4 fixes the following issues: * CVE-2025-61984: Fixed code execution via control characters in usernames when a ProxyCommand is used (bsc#1251198) * CVE-2025-61985: Fixed code execution via '\0' character in ssh:// URI when a ProxyCommand is used (bsc#1251199) ## 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: * SUSE Linux Enterprise Server 12 SP5 LTSS zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2025-4098=1 * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-4098=1 ## Package List:

Topics%20covered

Topics Covered

security advisory moderate SuSE code execution openssh proxycommand

References

* bsc#1251198

* bsc#1251199

Cross-

* CVE-2025-61984

* CVE-2025-61985

CVSS scores:

* CVE-2025-61984 ( SUSE ): 2.0

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

* CVE-2025-61984 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

* CVE-2025-61984 ( NVD ): 3.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

* CVE-2025-61985 ( SUSE ): 2.0

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

* CVE-2025-61985 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

* CVE-2025-61985 ( NVD ): 3.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server 12 SP5 LTSS

Announcement ID: SUSE-SU-2025:4098-1
Release Date: 2025-11-14T08:22:54Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate SuSE code execution openssh proxycommand

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