SUSE-SU-2023:4952-1: moderate: Security update for gnutls

Thu Dec 21 16:30:09 UTC 2023

# Security update for gnutls

Announcement ID: SUSE-SU-2023:4952-1  
Rating: moderate  
References:

  * bsc#1208143
  * bsc#1217277

Cross-References:

  * CVE-2023-0361
  * CVE-2023-5981

CVSS scores:

  * CVE-2023-0361 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-0361 ( NVD ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2023-5981 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2023-5981 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Products:

  * SUSE CaaS Platform 4.0
  * SUSE Linux Enterprise High Performance Computing 15 SP1
  * SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1
  * SUSE Linux Enterprise Server 15 SP1
  * SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP1

An update that solves two vulnerabilities can now be installed.

## Description:

This update for gnutls fixes the following issues:

  * CVE-2023-0361: Fixed a Bleichenbacher oracle in the TLS RSA key exchange
    (bsc#1208143).
  * CVE-2023-5981: Fixed timing side-channel inside RSA-PSK key exchange
    (bsc#1217277).

## 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 High Performance Computing 15 SP1 LTSS 15-SP1  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-LTSS-2023-4952=1

  * SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2023-4952=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP1  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2023-4952=1

  * SUSE CaaS Platform 4.0  
To install this update, use the SUSE CaaS Platform 'skuba' tool. It will inform
you if it detects new updates and let you then trigger updating of the complete
cluster in a controlled way.

## Package List:

  * SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 (aarch64
    x86_64)
    * gnutls-debuginfo-3.6.7-150000.6.50.1
    * libgnutls30-debuginfo-3.6.7-150000.6.50.1
    * libgnutls-devel-3.6.7-150000.6.50.1
    * libgnutlsxx28-debuginfo-3.6.7-150000.6.50.1
    * libgnutlsxx28-3.6.7-150000.6.50.1
    * gnutls-3.6.7-150000.6.50.1
    * libgnutls30-3.6.7-150000.6.50.1
    * gnutls-debugsource-3.6.7-150000.6.50.1
    * libgnutlsxx-devel-3.6.7-150000.6.50.1
    * libgnutls30-hmac-3.6.7-150000.6.50.1
  * SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 (x86_64)
    * libgnutls30-32bit-3.6.7-150000.6.50.1
    * libgnutls30-hmac-32bit-3.6.7-150000.6.50.1
    * libgnutls30-32bit-debuginfo-3.6.7-150000.6.50.1
  * SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (aarch64 ppc64le s390x
    x86_64)
    * gnutls-debuginfo-3.6.7-150000.6.50.1
    * libgnutls30-debuginfo-3.6.7-150000.6.50.1
    * libgnutls-devel-3.6.7-150000.6.50.1
    * libgnutlsxx28-debuginfo-3.6.7-150000.6.50.1
    * libgnutlsxx28-3.6.7-150000.6.50.1
    * gnutls-3.6.7-150000.6.50.1
    * libgnutls30-3.6.7-150000.6.50.1
    * gnutls-debugsource-3.6.7-150000.6.50.1
    * libgnutlsxx-devel-3.6.7-150000.6.50.1
    * libgnutls30-hmac-3.6.7-150000.6.50.1
  * SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (x86_64)
    * libgnutls30-32bit-3.6.7-150000.6.50.1
    * libgnutls30-hmac-32bit-3.6.7-150000.6.50.1
    * libgnutls30-32bit-debuginfo-3.6.7-150000.6.50.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP1 (ppc64le x86_64)
    * gnutls-debuginfo-3.6.7-150000.6.50.1
    * libgnutls30-debuginfo-3.6.7-150000.6.50.1
    * libgnutls-devel-3.6.7-150000.6.50.1
    * libgnutlsxx28-debuginfo-3.6.7-150000.6.50.1
    * libgnutlsxx28-3.6.7-150000.6.50.1
    * gnutls-3.6.7-150000.6.50.1
    * libgnutls30-3.6.7-150000.6.50.1
    * gnutls-debugsource-3.6.7-150000.6.50.1
    * libgnutlsxx-devel-3.6.7-150000.6.50.1
    * libgnutls30-hmac-3.6.7-150000.6.50.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP1 (x86_64)
    * libgnutls30-32bit-3.6.7-150000.6.50.1
    * libgnutls30-hmac-32bit-3.6.7-150000.6.50.1
    * libgnutls30-32bit-debuginfo-3.6.7-150000.6.50.1
  * SUSE CaaS Platform 4.0 (x86_64)
    * gnutls-debuginfo-3.6.7-150000.6.50.1
    * libgnutls30-32bit-3.6.7-150000.6.50.1
    * libgnutls30-debuginfo-3.6.7-150000.6.50.1
    * libgnutls-devel-3.6.7-150000.6.50.1
    * libgnutlsxx28-debuginfo-3.6.7-150000.6.50.1
    * libgnutlsxx28-3.6.7-150000.6.50.1
    * gnutls-3.6.7-150000.6.50.1
    * libgnutlsxx-devel-3.6.7-150000.6.50.1
    * libgnutls30-3.6.7-150000.6.50.1
    * gnutls-debugsource-3.6.7-150000.6.50.1
    * libgnutls30-hmac-32bit-3.6.7-150000.6.50.1
    * libgnutls30-32bit-debuginfo-3.6.7-150000.6.50.1
    * libgnutls30-hmac-3.6.7-150000.6.50.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-0361.html
  * https://www.suse.com/security/cve/CVE-2023-5981.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1208143
  * https://bugzilla.suse.com/show_bug.cgi?id=1217277

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