RHSA-2026:86056

Vulnerability from csaf_opensuse - Published: 2026-10-20 00:00 - Updated: 2026-10-21 19:01
Summary
security update for lrzsz
Severity
Important
Notes
Title of the patch: security update for lrzsz
Description of the patch: This security update provides a functional equivalent of RHSA-2026:86056. The original Red Hat(R) advisory is available from the Red Hat web site at https://access.redhat.com/errata/RHSA-2026:86056.
Patchnames: RHSA-2026:86056
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-2026-105840
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Liberty Linux 10:lrzsz-0:0.12.20-69.el10_2.x86_64 —
Vendor Fix
Threats
Impact important
CVE-2026-105841
Affected products
Recommended 1 product, the same list as for CVE-2026-105840
Threats
Impact important
References
To clipboard 

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      "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/"
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    },
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    "notes": [
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        "text": "security update for lrzsz",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This security update provides a functional equivalent of RHSA-2026:86056.\nThe original Red Hat(R) advisory is available from the Red Hat web site at\nhttps://access.redhat.com/errata/RHSA-2026:86056.\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "RHSA-2026:86056",
        "title": "Patchnames"
      },
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        "category": "legal_disclaimer",
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      "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_86056.json"
      },
      {
        "category": "self",
        "summary": "URL for RHSA-2026:86056",
        "url": "https://lists.suse.com/pipermail/suse-liberty-linux-updates/2026-October/008282.html"
      },
      {
        "category": "self",
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      }
    ],
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      "generator": {
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        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "RHSA-2026:86056",
      "initial_release_date": "2026-10-20T00:00:00Z",
      "revision_history": [
        {
          "date": "2026-10-20T00:00:00Z",
          "number": "1",
          "summary": "Current version"
        },
        {
          "date": "2026-10-21T19:01:58Z",
          "number": "2",
          "summary": "unknown changes"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "lrzsz-0:0.12.20-69.el10_2.x86_64",
                "product": {
                  "name": "lrzsz-0:0.12.20-69.el10_2.x86_64",
                  "product_id": "lrzsz-0:0.12.20-69.el10_2.x86_64",
                  "product_identification_helper": {
                    "purl": "pkg:rpm/suse/lrzsz@0.12.20-69.el10_2?arch=x86_64"
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          {
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                "product": {
                  "name": "SUSE Liberty Linux 10",
                  "product_id": "SUSE Liberty Linux 10",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:suse:sll:10"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
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        "category": "default_component_of",
        "full_product_name": {
          "name": "lrzsz-0:0.12.20-69.el10_2.x86_64 as component of SUSE Liberty Linux 10",
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        "relates_to_product_reference": "SUSE Liberty Linux 10"
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      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2026-105840"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "lrzsz before 0.13.0 contains a path traversal vulnerability in the lrz receive utility\u0027s restricted mode that allows malicious ZMODEM senders to write files outside the current directory using absolute pathnames. Because checkpath() in src/lrz.c only rejects \u0027../\u0027 sequences unless built with --enable-pubdir, attackers can send files named with absolute paths to overwrite any file writable by the receiving user.",
          "title": "CVE description"
        }
      ],
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          "product_ids": [
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          ]
        }
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        }
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          "text": "https://www.suse.com/security/cve/CVE-2026-105841"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "lrzsz before 0.13.0 contains an OS command injection vulnerability in the lrz receive utility\u0027s pipe mode that allows remote senders to execute commands by supplying crafted filenames. When lrz runs under a suffixed name such as lrztar, procheader() in src/lrz.c passes the unescaped ZMODEM/YMODEM filename to popen(), so shell metacharacters execute as the receiving user.",
          "title": "CVE description"
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      ],
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        }
      ],
      "title": "CVE-2026-105841"
    }
  ]
}



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