SUSE-SU-2026:3796-1: moderate: Security update for librest

[SLE-SECURITY-UPDATES]

# Security update for librest

Announcement ID: SUSE-SU-2026:3796-1  
Release Date: 2026-08-25T12:38:36Z  
Rating: moderate  
References:

  * bsc#1272399

  
Cross-References:

  * CVE-2026-16615

  
CVSS scores:

  * CVE-2026-16615 ( SUSE ):  6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
  * CVE-2026-16615 ( NVD ):  6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

  
Affected Products:

  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for librest fixes the following issue:

  * CVE-2026-16615: PKCE implementation for OAuth authorization uses a
    cryptographically insecure pseudo-random number generator (bsc#1272399).

## 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 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-3796=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * librest0-32bit-0.8.0-13.3.1
    * librest0-debuginfo-32bit-0.8.0-13.3.1
    * librest0-0.8.0-13.3.1
    * librest-debugsource-0.8.0-13.3.1
    * librest0-debuginfo-0.8.0-13.3.1
    * librest-devel-0.8.0-13.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-16615.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1272399

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