Security update for libssh2_org

Announcement ID: SUSE-SU-2020:3551-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2019-17498 ( SUSE ): 5.4 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
  • CVE-2019-17498 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
  • CVE-2019-3855 ( SUSE ): 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-3855 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2019-3855 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2019-3856 ( SUSE ): 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-3856 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2019-3856 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2019-3857 ( SUSE ): 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-3857 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2019-3857 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • CVE-2019-3858 ( SUSE ): 4.6 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L
  • CVE-2019-3858 ( NVD ): 9.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  • CVE-2019-3859 ( SUSE ): 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-3859 ( NVD ): 9.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  • CVE-2019-3860 ( SUSE ): 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-3860 ( NVD ): 9.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  • CVE-2019-3861 ( SUSE ): 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
  • CVE-2019-3861 ( NVD ): 9.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  • CVE-2019-3862 ( SUSE ): 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-3862 ( NVD ): 9.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  • CVE-2019-3863 ( SUSE ): 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-3863 ( NVD ): 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products:
  • Basesystem Module 15-SP2
  • Basesystem Module 15-SP1
  • SUSE Linux Enterprise Desktop 15 SP1
  • SUSE Linux Enterprise Desktop 15 SP2
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15
  • SUSE Linux Enterprise High Performance Computing 15 SP1
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise Real Time 15 SP1
  • SUSE Linux Enterprise Real Time 15 SP2
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server 15 LTSS 15
  • SUSE Linux Enterprise Server 15 SP1
  • SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server 15 SP2 Business Critical Linux 15-SP2
  • SUSE Linux Enterprise Server ESPOS 15
  • SUSE Linux Enterprise Server for SAP Applications 15
  • SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
  • SUSE Manager Proxy 4.0
  • SUSE Manager Proxy 4.1
  • SUSE Manager Retail Branch Server 4.0
  • SUSE Manager Retail Branch Server 4.1
  • SUSE Manager Server 4.0
  • SUSE Manager Server 4.1

An update that solves 10 vulnerabilities and contains one feature can now be installed.

Description:

This update for libssh2_org fixes the following issues:

  • Version update to 1.9.0: [bsc#1178083, jsc#SLE-16922] Enhancements and bugfixes:

    • adds ECDSA keys and host key support when using OpenSSL
    • adds ED25519 key and host key support when using OpenSSL 1.1.1
    • adds OpenSSH style key file reading
    • adds AES CTR mode support when using WinCNG
    • adds PEM passphrase protected file support for Libgcrypt and WinCNG
    • adds SHA256 hostkey fingerprint
    • adds libssh2_agent_get_identity_path() and libssh2_agent_set_identity_path()
    • adds explicit zeroing of sensitive data in memory
    • adds additional bounds checks to network buffer reads
    • adds the ability to use the server default permissions when creating sftp directories
    • adds support for building with OpenSSL no engine flag
    • adds support for building with LibreSSL
    • increased sftp packet size to 256k
    • fixed oversized packet handling in sftp
    • fixed building with OpenSSL 1.1
    • fixed a possible crash if sftp stat gets an unexpected response
    • fixed incorrect parsing of the KEX preference string value
    • fixed conditional RSA and AES-CTR support
    • fixed a small memory leak during the key exchange process
    • fixed a possible memory leak of the ssh banner string
    • fixed various small memory leaks in the backends
    • fixed possible out of bounds read when parsing public keys from the server
    • fixed possible out of bounds read when parsing invalid PEM files
    • no longer null terminates the scp remote exec command
    • now handle errors when diffie hellman key pair generation fails
    • improved building instructions
    • improved unit tests

  • Version update to 1.8.2: [bsc#1130103] Bug fixes:

    • Fixed the misapplied userauth patch that broke 1.8.1
    • moved the MAX size declarations from the public header

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:

  • Basesystem Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-3551=1
  • Basesystem Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-3551=1
  • SUSE Linux Enterprise Server ESPOS 15
    zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3551=1
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15
    zypper in -t patch SUSE-SLE-Product-HPC-15-2020-3551=1
  • SUSE Linux Enterprise Server 15 LTSS 15
    zypper in -t patch SUSE-SLE-Product-SLES-15-2020-3551=1
  • SUSE Linux Enterprise Server for SAP Applications 15
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-3551=1

Package List:

  • Basesystem Module 15-SP1 (aarch64 ppc64le s390x x86_64)
    • libssh2-1-debuginfo-1.9.0-4.13.1
    • libssh2-devel-1.9.0-4.13.1
    • libssh2-1-1.9.0-4.13.1
    • libssh2_org-debugsource-1.9.0-4.13.1
  • Basesystem Module 15-SP1 (x86_64)
    • libssh2-1-32bit-debuginfo-1.9.0-4.13.1
    • libssh2-1-32bit-1.9.0-4.13.1
  • Basesystem Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • libssh2-1-debuginfo-1.9.0-4.13.1
    • libssh2-devel-1.9.0-4.13.1
    • libssh2-1-1.9.0-4.13.1
    • libssh2_org-debugsource-1.9.0-4.13.1
  • Basesystem Module 15-SP2 (x86_64)
    • libssh2-1-32bit-debuginfo-1.9.0-4.13.1
    • libssh2-1-32bit-1.9.0-4.13.1
  • SUSE Linux Enterprise Server ESPOS 15 (aarch64 x86_64)
    • libssh2-1-debuginfo-1.9.0-4.13.1
    • libssh2-devel-1.9.0-4.13.1
    • libssh2-1-1.9.0-4.13.1
    • libssh2_org-debugsource-1.9.0-4.13.1
  • SUSE Linux Enterprise Server ESPOS 15 (x86_64)
    • libssh2-1-32bit-debuginfo-1.9.0-4.13.1
    • libssh2-1-32bit-1.9.0-4.13.1
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (aarch64 x86_64)
    • libssh2-1-debuginfo-1.9.0-4.13.1
    • libssh2-devel-1.9.0-4.13.1
    • libssh2-1-1.9.0-4.13.1
    • libssh2_org-debugsource-1.9.0-4.13.1
  • SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (x86_64)
    • libssh2-1-32bit-debuginfo-1.9.0-4.13.1
    • libssh2-1-32bit-1.9.0-4.13.1
  • SUSE Linux Enterprise Server 15 LTSS 15 (aarch64 ppc64le s390x x86_64)
    • libssh2-1-debuginfo-1.9.0-4.13.1
    • libssh2-devel-1.9.0-4.13.1
    • libssh2-1-1.9.0-4.13.1
    • libssh2_org-debugsource-1.9.0-4.13.1
  • SUSE Linux Enterprise Server 15 LTSS 15 (x86_64)
    • libssh2-1-32bit-debuginfo-1.9.0-4.13.1
    • libssh2-1-32bit-1.9.0-4.13.1
  • SUSE Linux Enterprise Server for SAP Applications 15 (ppc64le x86_64)
    • libssh2-1-debuginfo-1.9.0-4.13.1
    • libssh2-devel-1.9.0-4.13.1
    • libssh2-1-1.9.0-4.13.1
    • libssh2_org-debugsource-1.9.0-4.13.1
  • SUSE Linux Enterprise Server for SAP Applications 15 (x86_64)
    • libssh2-1-32bit-debuginfo-1.9.0-4.13.1
    • libssh2-1-32bit-1.9.0-4.13.1

References: