Security update for openssh

Announcement ID: SUSE-SU-2025:21161-1
Release Date: 2025-11-28T07:46:24Z
Rating: moderate
References:
Cross-References:
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 Server 16.0
  • SUSE Linux Enterprise Server for SAP Applications 16.0

An update that solves two vulnerabilities can now be installed.

Description:

This update for openssh fixes the following issues:

  • CVE-2025-61984: code execution via control characters in usernames when a ProxyCommand is used (bsc#1251198).
  • CVE-2025-61985: 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 16.0
    zypper in -t patch SUSE-SLES-16.0-81=1
  • SUSE Linux Enterprise Server for SAP Applications 16.0
    zypper in -t patch SUSE-SLES-16.0-81=1

Package List:

  • SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    • openssh-askpass-gnome-debugsource-10.0p2-160000.3.1
    • openssh-askpass-gnome-debuginfo-10.0p2-160000.3.1
    • openssh-clients-10.0p2-160000.3.1
    • openssh-clients-debuginfo-10.0p2-160000.3.1
    • openssh-common-10.0p2-160000.3.1
    • openssh-helpers-10.0p2-160000.3.1
    • openssh-common-debuginfo-10.0p2-160000.3.1
    • openssh-10.0p2-160000.3.1
    • openssh-debuginfo-10.0p2-160000.3.1
    • openssh-debugsource-10.0p2-160000.3.1
    • openssh-server-10.0p2-160000.3.1
    • openssh-server-config-rootlogin-10.0p2-160000.3.1
    • openssh-askpass-gnome-10.0p2-160000.3.1
    • openssh-helpers-debuginfo-10.0p2-160000.3.1
    • openssh-server-debuginfo-10.0p2-160000.3.1
    • openssh-cavs-debuginfo-10.0p2-160000.3.1
    • openssh-cavs-10.0p2-160000.3.1
  • SUSE Linux Enterprise Server for SAP Applications 16.0 (ppc64le x86_64)
    • openssh-askpass-gnome-debugsource-10.0p2-160000.3.1
    • openssh-askpass-gnome-debuginfo-10.0p2-160000.3.1
    • openssh-clients-10.0p2-160000.3.1
    • openssh-clients-debuginfo-10.0p2-160000.3.1
    • openssh-common-10.0p2-160000.3.1
    • openssh-helpers-10.0p2-160000.3.1
    • openssh-common-debuginfo-10.0p2-160000.3.1
    • openssh-10.0p2-160000.3.1
    • openssh-debuginfo-10.0p2-160000.3.1
    • openssh-debugsource-10.0p2-160000.3.1
    • openssh-server-10.0p2-160000.3.1
    • openssh-server-config-rootlogin-10.0p2-160000.3.1
    • openssh-askpass-gnome-10.0p2-160000.3.1
    • openssh-helpers-debuginfo-10.0p2-160000.3.1
    • openssh-server-debuginfo-10.0p2-160000.3.1
    • openssh-cavs-debuginfo-10.0p2-160000.3.1
    • openssh-cavs-10.0p2-160000.3.1

References: