SUSE-SU-2026:23521-1: low: Security update for curl

[SLE-SECURITY-UPDATES]

# Security update for curl

Announcement ID: SUSE-SU-2026:23521-1  
Release Date: 2026-09-04T09:07:47Z  
Rating: low  
References:

  * bsc#1277476
  * bsc#1277479
  * bsc#1277480

  
Cross-References:

  * CVE-2026-13608
  * CVE-2026-80229
  * CVE-2026-80230

  
CVSS scores:

  * CVE-2026-13608 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-13608 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-13608 ( NVD ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-80229 ( SUSE ):  2.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-80229 ( SUSE ):  3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2026-80229 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-80230 ( SUSE ):  2.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-80230 ( SUSE ):  3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
  * CVE-2026-80230 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Micro 6.1

  
  
An update that solves three vulnerabilities can now be installed.

## Description:

This update for curl fixes the following issues:

  * CVE-2026-13608: flow in OpenLDAP SASL negotiation can cause an
    authentication bypass (bsc#1277476).
  * CVE-2026-80229: premature free can lead to OpenSSL provider use-after-free
    (bsc#1277479).
  * CVE-2026-80230: OpenSSL pinning bypass can allow unauthenticated connections
    to succeed (bsc#1277480).

## 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 Micro 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-708=1

## Package List:

  * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    * libcurl4-debuginfo-8.14.1-slfo.1.1_10.1
    * curl-debuginfo-8.14.1-slfo.1.1_10.1
    * curl-debugsource-8.14.1-slfo.1.1_10.1
    * curl-8.14.1-slfo.1.1_10.1
    * libcurl4-8.14.1-slfo.1.1_10.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-13608.html
  * https://www.suse.com/security/cve/CVE-2026-80229.html
  * https://www.suse.com/security/cve/CVE-2026-80230.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1277476
  * https://bugzilla.suse.com/show_bug.cgi?id=1277479
  * https://bugzilla.suse.com/show_bug.cgi?id=1277480

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