# Security update for etcd

Announcement ID: SUSE-SU-2025:1285-1  
Release Date: 2025-04-15T16:24:45Z  
Rating: important  
References:

  * bsc#1240515

  
Cross-References:

  * CVE-2025-30204

  
CVSS scores:

  * CVE-2025-30204 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-30204 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-30204 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.6

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for etcd fixes the following issues:

  * Update to version 3.5.21:
  * CVE-2025-30204: Fixed a bug that could allow excessive memory allocation
    during header parsing in jwt-go. (bsc#1240515)

## 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:

  * openSUSE Leap 15.6  
    zypper in -t patch openSUSE-SLE-15.6-2025-1285=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    * etcd-3.5.21-150000.7.12.1
    * etcdctl-3.5.21-150000.7.12.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-30204.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1240515