# Security update for openssl1

Announcement ID: SUSE-SU-2024:2991-1  
Rating: moderate  
References:

  * bsc#1227138

  
Cross-References:

  * CVE-2024-5535

  
CVSS scores:

  * CVE-2024-5535 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 11 SP4
  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for openssl1 fixes the following issues:

  * CVE-2024-5535: Fixed a buffer overread in function SSL_select_next_proto()
    with an empty supported client protocols buffer (bsc#1227138)

## 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 11 SP4 LTSS EXTREME CORE 11-SP4  
    zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2024-2991=1

  * SUSE Linux Enterprise Server 11 SP4  
    zypper in -t patch SUSE-SLE-SERVER-11-SP4-LTSS-EXTREME-CORE-2024-2991=1

## Package List:

  * SUSE Linux Enterprise Server 11 SP4 LTSS EXTREME CORE 11-SP4 (x86_64)
    * libopenssl1_0_0-32bit-1.0.1g-0.58.82.1
    * libopenssl1-devel-1.0.1g-0.58.82.1
    * openssl1-doc-1.0.1g-0.58.82.1
    * libopenssl1_0_0-1.0.1g-0.58.82.1
    * openssl1-1.0.1g-0.58.82.1
  * SUSE Linux Enterprise Server 11 SP4 (x86_64)
    * libopenssl1_0_0-32bit-1.0.1g-0.58.82.1
    * libopenssl1-devel-1.0.1g-0.58.82.1
    * openssl1-doc-1.0.1g-0.58.82.1
    * libopenssl1_0_0-1.0.1g-0.58.82.1
    * openssl1-1.0.1g-0.58.82.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-5535.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1227138