RHSA-2026:30856

Vulnerability from csaf_opensuse - Published: 2026-06-29 00:00 - Updated: 2026-09-16 18:33
Summary
security update for perl-Archive-Tar
Severity
Important
Notes
Title of the patch: security update for perl-Archive-Tar
Description of the patch: This security update provides a functional equivalent of RHSA-2026:30856. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2026:30856.
Patchnames: RHSA-2026:30856
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-2026-42496
9.1 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 9:perl-Archive-Tar-2.38-6.el9_8.1.noarch —
Vendor Fix
Threats
Impact critical
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "security update for perl-Archive-Tar",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This security update provides a functional equivalent of RHSA-2026:30856.\nThe original Red Hat(R) advisory is available from the Red Hat web site at\nhttps://access.redhat.com/errata/RHSA-2026:30856.\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "RHSA-2026:30856",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
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      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/rhsa-2026_30856.json"
      },
      {
        "category": "self",
        "summary": "URL for RHSA-2026:30856",
        "url": "https://lists.suse.com/pipermail/suse-liberty-linux-updates/2026-July/006808.html"
      },
      {
        "category": "self",
        "summary": "E-Mail link for RHSA-2026:30856",
        "url": "https://lists.suse.com/pipermail/suse-liberty-linux-updates/2026-July/006808.html"
      },
      {
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        "summary": "SUSE CVE CVE-2026-42496 page",
        "url": "https://www.suse.com/security/cve/CVE-2026-42496/"
      }
    ],
    "title": "security update for perl-Archive-Tar",
    "tracking": {
      "current_release_date": "2026-09-16T18:33:02Z",
      "generator": {
        "date": "2026-06-29T00:00:00Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "RHSA-2026:30856",
      "initial_release_date": "2026-06-29T00:00:00Z",
      "revision_history": [
        {
          "date": "2026-06-29T00:00:00Z",
          "number": "1",
          "summary": "Current version"
        },
        {
          "date": "2026-09-16T17:52:44Z",
          "number": "2",
          "summary": "unknown changes"
        },
        {
          "date": "2026-09-16T18:33:02Z",
          "number": "3",
          "summary": "unknown changes"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "perl-Archive-Tar-2.38-6.el9_8.1.noarch",
                "product": {
                  "name": "perl-Archive-Tar-2.38-6.el9_8.1.noarch",
                  "product_id": "perl-Archive-Tar-2.38-6.el9_8.1.noarch",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/perl-Archive-Tar@2.38-6.el9_8.1?arch=noarch\u0026upstream=perl-Archive-Tar-2.38-6.el9_8.1.src.rpm"
                  }
                }
              }
            ],
            "category": "architecture",
            "name": "noarch"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Liberty Linux 9",
                "product": {
                  "name": "SUSE Liberty Linux 9",
                  "product_id": "SUSE Liberty Linux 9",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sll:9"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
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      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "perl-Archive-Tar-2.38-6.el9_8.1.noarch as component of SUSE Liberty Linux 9",
          "product_id": "SUSE Liberty Linux 9:perl-Archive-Tar-2.38-6.el9_8.1.noarch"
        },
        "product_reference": "perl-Archive-Tar-2.38-6.el9_8.1.noarch",
        "relates_to_product_reference": "SUSE Liberty Linux 9"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-42496",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-42496"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Archive::Tar versions before 3.08 for Perl extract symlinks with attacker controlled targets outside the extraction directory.\n\n_make_special_file() passes the tar header\u0027s linkname to symlink() without validating it against absolute paths or .. segments. The secure-extract mode check that guards regular file extraction does not cover the symlink target.\n\nA subsequent open through the extracted name reads or writes the attacker chosen path.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Liberty Linux 9:perl-Archive-Tar-2.38-6.el9_8.1.noarch"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-42496",
          "url": "https://www.suse.com/security/cve/CVE-2026-42496"
        }
      ],
      "remediations": [
        {
          "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": [
            "SUSE Liberty Linux 9:perl-Archive-Tar-2.38-6.el9_8.1.noarch"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 9.1,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Liberty Linux 9:perl-Archive-Tar-2.38-6.el9_8.1.noarch"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-06-29T00:00:00Z",
          "details": "critical"
        }
      ],
      "title": "CVE-2026-42496"
    }
  ]
}



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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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