SUSE-SU-2026:4685-1: important: Security update for mutt

[SLE-SECURITY-UPDATES]

# Security update for mutt

Announcement ID: SUSE-SU-2026:4685-1  
Release Date: 2026-10-15T12:37:21Z  
Rating: important  
References:

  * bsc#1284739

  
Cross-References:

  * CVE-2026-107570

  
CVSS scores:

  * CVE-2026-107570 ( SUSE ):  7.7
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-107570 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-107570 ( NVD ):  2.5 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS
  * 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 mutt fixes the following issue:

  * CVE-2026-107570: heap out-of-bounds write in `convert_file_from_to()` via a
    crafted `Content-Type` header (bsc#1284739).

## 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  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-4685

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-4685

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * mutt-1.10.1-55.36.1
    * mutt-debugsource-1.10.1-55.36.1
    * mutt-debuginfo-1.10.1-55.36.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * mutt-1.10.1-55.36.1
    * mutt-debugsource-1.10.1-55.36.1
    * mutt-debuginfo-1.10.1-55.36.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-107570.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1284739

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