OPENSUSE-SU-2026:21611-1

Vulnerability from csaf_opensuse - Published: 2026-08-20 14:12 - Updated: 2026-09-17 17:42
Summary
Security update for apptainer
Severity
Important
Notes
Title of the patch: Security update for apptainer
Description of the patch: This update for apptainer fixes the following issues: Changes in apptainer: - Update github.com/moby/go-archive to v0.3.0 to fix CVE-2026-17106: The tar extraction routines in moby/go-archive do not confine filesystem operations to the destination directory. A crafted archive can create or overwrite files outside the intended destination (bsc#1275248).
Patchnames: openSUSE-Leap-16.0-packagehub-512
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2026-17106
7.1 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: openSUSE Leap 16.0:apptainer-0:1.5.3-bp160.2.1.x86_64 —
Vendor Fix
Unresolved product id: openSUSE Leap 16.0:apptainer-leap-0:1.5.3-bp160.2.1.noarch —
Vendor Fix
Threats
Impact important
References
To clipboard 

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      "text": "important"
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    "category": "csaf_security_advisory",
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        "text": "This update for apptainer fixes the following issues:\n\nChanges in apptainer:\n\n- Update github.com/moby/go-archive to v0.3.0 to fix CVE-2026-17106:\n  The tar extraction routines in moby/go-archive do not confine\n  filesystem operations to the destination directory. A crafted\n  archive can create or overwrite files outside the intended\n  destination (bsc#1275248).\n",
        "title": "Description of the patch"
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        "title": "Patchnames"
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    "title": "Security update for apptainer",
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      "revision_history": [
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  "product_tree": {
    "branches": [
      {
        "branches": [
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            "branches": [
              {
                "category": "product_version",
                "name": "apptainer-leap-0:1.5.3-bp160.2.1.noarch",
                "product": {
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                  "product_identification_helper": {
                    "cpe": "cpe:2.3:a:lfprojects:apptainer:1.5.3:*:*:*:*:go:*:*",
                    "purl": "pkg:rpm/suse/apptainer-leap@1.5.3-bp160.2.1?arch=noarch\u0026upstream=apptainer-0:1.5.3-bp160.2.1.src.rpm"
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        "product_reference": "apptainer-0:1.5.3-bp160.2.1.x86_64",
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  "vulnerabilities": [
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      "cve": "CVE-2026-17106",
      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2026-17106"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "The tar extraction routines in moby/go-archive (Unpack, UnpackLayer, Untar/UntarUncompressed, and the ApplyLayer helpers) do not confine filesystem operations to the destination directory. The extractor decides where each archive entry lands using lexical string checks and then performs the filesystem operation on a path that is resolved by the OS, so links introduced by the archive can be followed out of the destination directory. An attacker who controls the contents of an archive can create or overwrite files at arbitrary paths writable by the extracting process.",
          "title": "CVE description"
        }
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          "url": "https://bugzilla.suse.com/1275243"
        }
      ],
      "remediations": [
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          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
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      ],
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      ],
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          "date": "2026-08-20T14:12:18Z",
          "details": "important"
        }
      ],
      "title": "CVE-2026-17106"
    }
  ]
}



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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