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Alerts This Week
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SUSE: 2025:02278-1 important: libssh remote access flaws

suse
Calendar Grey July 10, 2025
Dist Suse Esm H88
Essential alert for SUSE Linux admins regarding various libssh vulnerabilities. Safeguard your environments against potential threats.
* bsc#1245309 * bsc#1245310 * bsc#1245311 * bsc#1245314

Summary

## This update for libssh fixes the following issues: * CVE-2025-4877: Fixed write beyond bounds in binary to base64 conversion functions (bsc#1245309). * CVE-2025-4878: Fixed use of uninitialized variable in privatekey_from_file() (bsc#1245310). * CVE-2025-5318: Fixed likely read beyond bounds in sftp server handle management (bsc#1245311). * CVE-2025-5372: Fixed ssh_kdf() returns a success code on certain failures (bsc#1245314). ## 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 15.4 zypper in -t patch SUSE-2025-2278=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2025-2278=1

Topics%20covered

Topics Covered

security advisory SuSE remote access important system integrity libssh

References

* bsc#1245309

* bsc#1245310

* bsc#1245311

* bsc#1245314

Cross-

* CVE-2025-4877

* CVE-2025-4878

* CVE-2025-5318

* CVE-2025-5372

CVSS scores:

* CVE-2025-4877 ( SUSE ): 2.0

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

* CVE-2025-4877 ( SUSE ): 4.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

* CVE-2025-4878 ( SUSE ): 2.0

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

* CVE-2025-4878 ( SUSE ): 3.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N

* CVE-2025-5318 ( SUSE ): 5.3

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

* CVE-2025-5318 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

* CVE-2025-5318 ( NVD ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

* CVE-2025-5372 ( SUSE ): 7.6

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:02278-1
Release Date: 2025-07-10T16:02:59Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE remote access important system integrity libssh

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