SUSE-SU-2026:1250-1

Vulnerability from csaf_suse - Published: 2026-04-10 11:36 - Updated: 2026-04-10 11:36
Summary
Security update for cockpit-tukit
Severity
Important
Notes
Title of the patch: Security update for cockpit-tukit
Description of the patch: This update for cockpit-tukit fixes the following issues: - CVE-2026-25547: brace-expansion: unbounded brace range expansion can lead to excessive CPU and memory consumption and may crash a Node.js process (bsc#1257836). - CVE-2026-26996: minimatch: ReDoS when glob pattern contains many consecutive wildcards followed by a literal character that doesn't appear in the test string (bsc#1258641).
Patchnames: SUSE-2026-1250,SUSE-SUSE-MicroOS-5.2-2026-1250
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Vendor Fix To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".

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    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
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        "text": "Security update for cockpit-tukit",
        "title": "Title of the patch"
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        "text": "This update for cockpit-tukit fixes the following issues:\n\n- CVE-2026-25547: brace-expansion: unbounded brace range expansion can lead to excessive CPU and memory consumption and\n  may crash a Node.js process (bsc#1257836).\n- CVE-2026-26996: minimatch: ReDoS when glob pattern contains many consecutive wildcards followed by a literal character\n  that doesn\u0027t appear in the test string (bsc#1258641).\n",
        "title": "Description of the patch"
      },
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        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
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    "publisher": {
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      },
      {
        "category": "self",
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        "url": "https://www.suse.com/support/update/announcement/2026/suse-su-20261250-1/"
      },
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        "category": "self",
        "summary": "E-Mail link for SUSE-SU-2026:1250-1",
        "url": "https://lists.suse.com/pipermail/sle-updates/2026-April/045374.html"
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      {
        "category": "self",
        "summary": "SUSE Bug 1257836",
        "url": "https://bugzilla.suse.com/1257836"
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      {
        "category": "self",
        "summary": "SUSE Bug 1258641",
        "url": "https://bugzilla.suse.com/1258641"
      },
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        "category": "self",
        "summary": "SUSE CVE CVE-2026-25547 page",
        "url": "https://www.suse.com/security/cve/CVE-2026-25547/"
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        "url": "https://www.suse.com/security/cve/CVE-2026-26996/"
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    "title": "Security update for cockpit-tukit",
    "tracking": {
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      "id": "SUSE-SU-2026:1250-1",
      "initial_release_date": "2026-04-10T11:36:40Z",
      "revision_history": [
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          "date": "2026-04-10T11:36:40Z",
          "number": "1",
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      "status": "final",
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  "product_tree": {
    "branches": [
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                "name": "SUSE Linux Enterprise Micro 5.2",
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  "vulnerabilities": [
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      "cve": "CVE-2026-25547",
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          "text": "https://www.suse.com/security/cve/CVE-2026-25547"
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      ],
      "notes": [
        {
          "category": "general",
          "text": "@isaacs/brace-expansion is a hybrid CJS/ESM TypeScript fork of brace-expansion. Prior to version 5.0.1, @isaacs/brace-expansion is vulnerable to a denial of service (DoS) issue caused by unbounded brace range expansion. When an attacker provides a pattern containing repeated numeric brace ranges, the library attempts to eagerly generate every possible combination synchronously. Because the expansion grows exponentially, even a small input can consume excessive CPU and memory and may crash the Node.js process. This issue has been patched in version 5.0.1.",
          "title": "CVE description"
        }
      ],
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        ]
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          "url": "https://bugzilla.suse.com/1257834"
        }
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      "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 Linux Enterprise Micro 5.2:cockpit-tukit-0.0.3~git14.ff11a9a-150300.1.9.1.noarch"
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            "baseSeverity": "HIGH",
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            "version": "3.1"
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          "details": "important"
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      "title": "CVE-2026-25547"
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    {
      "cve": "CVE-2026-26996",
      "ids": [
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          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-26996"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "minimatch is a minimal matching utility for converting glob expressions into JavaScript RegExp objects. Versions 10.2.0 and below are vulnerable to Regular Expression Denial of Service (ReDoS) when a glob pattern contains many consecutive * wildcards followed by a literal character that doesn\u0027t appear in the test string. Each * compiles to a separate [^/]*? regex group, and when the match fails, V8\u0027s regex engine backtracks exponentially across all possible splits. The time complexity is O(4^N) where N is the number of * characters. With N=15, a single minimatch() call takes ~2 seconds. With N=34, it hangs effectively forever. Any application that passes user-controlled strings to minimatch() as the pattern argument is vulnerable to DoS. This issue has been fixed in version 10.2.1.",
          "title": "CVE description"
        }
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      "product_status": {
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          "summary": "CVE-2026-26996",
          "url": "https://www.suse.com/security/cve/CVE-2026-26996"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1258621 for CVE-2026-26996",
          "url": "https://bugzilla.suse.com/1258621"
        }
      ],
      "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 Linux Enterprise Micro 5.2:cockpit-tukit-0.0.3~git14.ff11a9a-150300.1.9.1.noarch"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
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          "category": "impact",
          "date": "2026-04-10T11:36:40Z",
          "details": "important"
        }
      ],
      "title": "CVE-2026-26996"
    }
  ]
}


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