# Security update for libssh2_org

Announcement ID: SUSE-SU-2023:4946-1  
Rating: moderate  
References:

  * bsc#1218127

  
Cross-References:

  * CVE-2023-48795

  
CVSS scores:

  * CVE-2023-48795 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5
  * SUSE Linux Enterprise Software Development Kit 12 SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for libssh2_org fixes the following issues:

  * CVE-2023-48795: Fixed prefix truncation breaking ssh channel integrity
    (Terrapin Attack) (bsc#1218127).

## 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 Software Development Kit 12 SP5  
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-4946=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4946=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4946=1

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4946=1

## Package List:

  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x
    x86_64)
    * libssh2_org-debugsource-1.11.0-29.9.1
    * libssh2-devel-1.11.0-29.9.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
    * libssh2_org-debugsource-1.11.0-29.9.1
    * libssh2-1-1.11.0-29.9.1
    * libssh2-1-debuginfo-1.11.0-29.9.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
    * libssh2-1-32bit-1.11.0-29.9.1
    * libssh2-1-debuginfo-32bit-1.11.0-29.9.1
  * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    * libssh2_org-debugsource-1.11.0-29.9.1
    * libssh2-1-1.11.0-29.9.1
    * libssh2-1-debuginfo-1.11.0-29.9.1
  * SUSE Linux Enterprise Server 12 SP5 (s390x x86_64)
    * libssh2-1-32bit-1.11.0-29.9.1
    * libssh2-1-debuginfo-32bit-1.11.0-29.9.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    * libssh2_org-debugsource-1.11.0-29.9.1
    * libssh2-1-1.11.0-29.9.1
    * libssh2-1-debuginfo-1.11.0-29.9.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
    * libssh2-1-32bit-1.11.0-29.9.1
    * libssh2-1-debuginfo-32bit-1.11.0-29.9.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-48795.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1218127

SUSE: 2023:4946-1 moderate: libssh2_org

December 21, 2023
* bsc#1218127 Cross-References: * CVE-2023-48795

Summary

## This update for libssh2_org fixes the following issues: * CVE-2023-48795: Fixed prefix truncation breaking ssh channel integrity (Terrapin Attack) (bsc#1218127). ## 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 Software Development Kit 12 SP5 zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-4946=1 * SUSE Linux Enterprise High Performance Computing 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4946=1 * SUSE Linux Enterprise Server 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4946=1 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4946=1 ## Package List: * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x x86_64) * libssh2_org-debugsource-1.11.0-29.9.1 * libssh2-devel-1.11.0-29.9.1 * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64) * libssh2_org-debugsource-1.11.0-29.9.1 * libssh2-1-1.11.0-29.9.1 * libssh2-1-debuginfo-1.11.0-29.9.1 * SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64) * libssh2-1-32bit-1.11.0-29.9.1 * libssh2-1-debuginfo-32bit-1.11.0-29.9.1 * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64) * libssh2_org-debugsource-1.11.0-29.9.1 * libssh2-1-1.11.0-29.9.1 * libssh2-1-debuginfo-1.11.0-29.9.1 * SUSE Linux Enterprise Server 12 SP5 (s390x x86_64) * libssh2-1-32bit-1.11.0-29.9.1 * libssh2-1-debuginfo-32bit-1.11.0-29.9.1 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64) * libssh2_org-debugsource-1.11.0-29.9.1 * libssh2-1-1.11.0-29.9.1 * libssh2-1-debuginfo-1.11.0-29.9.1 * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64) * libssh2-1-32bit-1.11.0-29.9.1 * libssh2-1-debuginfo-32bit-1.11.0-29.9.1

References

* bsc#1218127

Cross-

* CVE-2023-48795

CVSS scores:

* CVE-2023-48795 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

* SUSE Linux Enterprise Software Development Kit 12 SP5

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-48795.html

* https://bugzilla.suse.com/show_bug.cgi?id=1218127

Severity
Announcement ID: SUSE-SU-2023:4946-1
Rating: moderate

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