# Security update for sendmail

Announcement ID: SUSE-SU-2024:0742-1  
Rating: moderate  
References:

  * bsc#1218351

  
Cross-References:

  * CVE-2023-51765

  
CVSS scores:

  * CVE-2023-51765 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2023-51765 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

  
Affected Products:

  * Legacy Module 12
  * SUSE Linux Enterprise High Performance Computing 12 SP2
  * SUSE Linux Enterprise High Performance Computing 12 SP3
  * SUSE Linux Enterprise High Performance Computing 12 SP4
  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12
  * SUSE Linux Enterprise Server 12 SP1
  * SUSE Linux Enterprise Server 12 SP2
  * SUSE Linux Enterprise Server 12 SP3
  * SUSE Linux Enterprise Server 12 SP4
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12
  * SUSE Linux Enterprise Server for SAP Applications 12 SP1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP2
  * SUSE Linux Enterprise Server for SAP Applications 12 SP3
  * SUSE Linux Enterprise Server for SAP Applications 12 SP4
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for sendmail fixes the following issues:

  * CVE-2023-51765: Fixed new SMTP smuggling attack. (bsc#1218351)

## 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:

  * Legacy Module 12  
    zypper in -t patch SUSE-SLE-Module-Legacy-12-2024-742=1

## Package List:

  * Legacy Module 12 (aarch64 ppc64le s390x x86_64)
    * sendmail-8.14.9-4.9.1
    * sendmail-debuginfo-8.14.9-4.9.1
    * sendmail-debugsource-8.14.9-4.9.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-51765.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1218351