{
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    "category": "csaf_vex",
    "csaf_version": "2.0",
    "distribution": {
      "text": "TuxCare License Agreement",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
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          "number": "1",
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          "date": "2026-08-14T08:36:44Z",
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      "version": "2"
    },
    "title": "Security update on CVE-2026-15816"
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      "cve": "CVE-2026-15816",
      "cwe": {
        "id": "CWE-78",
        "name": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"
      },
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in dracut. The die() error-handling function writes its message into a shell script under the initramfs emergency-hook directory without properly shell-quoting it. When the message contains data derived from the DHCP ROOT_PATH option, an attacker on the adjacent network who controls a rogue DHCP server can inject a command-substitution sequence that executes as root the next time dracut sources its emergency hook scripts during standard boot-failure handling.",
          "title": "Vulnerability description"
        }
      ],
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          "AlmaLinux-9.2:dracut-tools-0:057-21.git20230214.el9.tuxcare.els1.x86_64"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://cve.tuxcare.com/els/cve/CVE-2026-15816"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/errata/RHSA-2026:54571",
          "url": "https://access.redhat.com/errata/RHSA-2026:54571"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/errata/RHSA-2026:54575",
          "url": "https://access.redhat.com/errata/RHSA-2026:54575"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/errata/RHSA-2026:54576",
          "url": "https://access.redhat.com/errata/RHSA-2026:54576"
        },
        {
          "category": "external",
          "summary": "https://access.redhat.com/security/cve/CVE-2026-15816",
          "url": "https://access.redhat.com/security/cve/CVE-2026-15816"
        },
        {
          "category": "external",
          "summary": "https://bugzilla.redhat.com/show_bug.cgi?id=2459963",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2459963"
        },
        {
          "category": "external",
          "summary": "https://bugzilla.redhat.com/show_bug.cgi?id=2500889",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2500889"
        },
        {
          "category": "external",
          "summary": "https://github.com/dracutdevs/dracut/blob/master/modules.d/40network/netroot.sh",
          "url": "https://github.com/dracutdevs/dracut/blob/master/modules.d/40network/netroot.sh"
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        {
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          "summary": "https://github.com/dracutdevs/dracut/blob/master/modules.d/99base/dracut-lib.sh",
          "url": "https://github.com/dracutdevs/dracut/blob/master/modules.d/99base/dracut-lib.sh"
        }
      ],
      "release_date": "2026-08-07T11:17:00Z",
      "remediations": [
        {
          "category": "none_available",
          "date": "2026-08-14T07:11:55.398448Z",
          "details": "Affected",
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}