SUSE-SU-2026:1659-1: moderate: Security update for sed

[SLE-SECURITY-UPDATES]

# Security update for sed

Announcement ID: SUSE-SU-2026:1659-1  
Release Date: 2026-04-29T11:09:24Z  
Rating: moderate  
References:

  * bsc#1262144

  
Cross-References:

  * CVE-2026-5958

  
CVSS scores:

  * CVE-2026-5958 ( SUSE ):  2.1
    CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:H/SI:H/SA:N
  * CVE-2026-5958 ( SUSE ):  6.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N
  * CVE-2026-5958 ( NVD ):  2.1
    CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

  
Affected Products:

  * openSUSE Leap 15.3
  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Micro for Rancher 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.4

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for sed fixes the following issues:

  * CVE-2026-5958: TOCTOU race allows write of user-controlled content to
    unintended files and can lead to arbitrary file overwrite (bsc#1262144).

## 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 15.3  
    zypper in -t patch SUSE-2026-1659=1

  * SUSE Linux Enterprise Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-1659=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2026-1659=1

  * SUSE Linux Enterprise Micro for Rancher 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-1659=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2026-1659=1

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2026-1659=1

  * SUSE Linux Enterprise Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1659=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1659=1

## Package List:

  * openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)
    * sed-debugsource-4.4-150300.13.6.1
    * sed-debuginfo-4.4-150300.13.6.1
    * sed-4.4-150300.13.6.1
  * openSUSE Leap 15.3 (noarch)
    * sed-lang-4.4-150300.13.6.1
  * SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
    * sed-debugsource-4.4-150300.13.6.1
    * sed-debuginfo-4.4-150300.13.6.1
    * sed-4.4-150300.13.6.1
  * SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
    * sed-debugsource-4.4-150300.13.6.1
    * sed-debuginfo-4.4-150300.13.6.1
    * sed-4.4-150300.13.6.1
  * SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
    * sed-debugsource-4.4-150300.13.6.1
    * sed-debuginfo-4.4-150300.13.6.1
    * sed-4.4-150300.13.6.1
  * SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
    * sed-debugsource-4.4-150300.13.6.1
    * sed-debuginfo-4.4-150300.13.6.1
    * sed-4.4-150300.13.6.1
  * SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    * sed-debugsource-4.4-150300.13.6.1
    * sed-debuginfo-4.4-150300.13.6.1
    * sed-4.4-150300.13.6.1
  * SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
    * sed-debugsource-4.4-150300.13.6.1
    * sed-debuginfo-4.4-150300.13.6.1
    * sed-4.4-150300.13.6.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
    * sed-debugsource-4.4-150300.13.6.1
    * sed-debuginfo-4.4-150300.13.6.1
    * sed-4.4-150300.13.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-5958.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1262144

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