SUSE-SU-2026:3863-1: important: Security update for apptainer

[SLE-SECURITY-UPDATES]

# Security update for apptainer

Announcement ID: SUSE-SU-2026:3863-1  
Release Date: 2026-08-28T13:46:11Z  
Rating: important  
References:

  * bsc#1275248

  
Cross-References:

  * CVE-2026-17106

  
CVSS scores:

  * CVE-2026-17106 ( SUSE ):  5.2
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-17106 ( SUSE ):  7.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
  * CVE-2026-17106 ( NVD ):  7.1
    CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/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:

  * HPC Module 15-SP7
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP6 LTSS
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7
  * SUSE Package Hub 15 15-SP7

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for apptainer fixes the following issue:

  * CVE-2026-17106: github.com/moby/go-archive: tar extraction routines do not
    confine filesystem operations to the destination directory and allow for
    arbitrary file writes (bsc#1275248).

## 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 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-3863=1

  * HPC Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-HPC-15-SP7-2026-3863=1

  * SUSE Package Hub 15 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-3863=1

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2026-3863=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 x86_64)
    * apptainer-1.5.3-150600.4.37.1
    * apptainer-suid-1.5.3-150600.4.37.1
    * apptainer-debuginfo-1.5.3-150600.4.37.1
    * apptainer-suid-debuginfo-1.5.3-150600.4.37.1
  * openSUSE Leap 15.6 (noarch)
    * apptainer-sle16-1.5.3-150600.4.37.1
    * apptainer-leap-1.5.3-150600.4.37.1
    * apptainer-sle15_6-1.5.3-150600.4.37.1
    * apptainer-sle15_7-1.5.3-150600.4.37.1
  * HPC Module 15-SP7 (noarch)
    * apptainer-sle15_7-1.5.3-150600.4.37.1
  * HPC Module 15-SP7 (aarch64 x86_64)
    * apptainer-1.5.3-150600.4.37.1
    * apptainer-debuginfo-1.5.3-150600.4.37.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 x86_64)
    * apptainer-1.5.3-150600.4.37.1
    * apptainer-debuginfo-1.5.3-150600.4.37.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (noarch)
    * apptainer-sle15_6-1.5.3-150600.4.37.1
  * SUSE Package Hub 15 15-SP7 (aarch64 x86_64)
    * apptainer-1.5.3-150600.4.37.1
    * apptainer-suid-1.5.3-150600.4.37.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-17106.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1275248

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