Vulnerability-Lookup

GHSA-993F-79RG-53G7

Vulnerability from github – Published: 2026-08-15 06:32 – Updated: 2026-08-15 06:32

Details

In the Linux kernel, the following vulnerability has been resolved:

scsi: elx: efct: Fix I/O leak on unsupported additional CDB

efct_dispatch_fcp_cmd() allocates an efct_io before dispatching an unsolicited FCP command. If the command has an unsupported additional CDB, the function returns -EIO before handing the IO to the SCSI layer.

Free the allocated IO before returning from this error path.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-72081"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-15T06:21:18Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: elx: efct: Fix I/O leak on unsupported additional CDB\n\nefct_dispatch_fcp_cmd() allocates an efct_io before dispatching an\nunsolicited FCP command. If the command has an unsupported additional\nCDB, the function returns -EIO before handing the IO to the SCSI layer.\n\nFree the allocated IO before returning from this error path.",
  "id": "GHSA-993f-79rg-53g7",
  "modified": "2026-08-15T06:32:11Z",
  "published": "2026-08-15T06:32:11Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-72081"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/235159f75ab6f95484494db4cc031663e5ee4680"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/42a391d508e1f52fda5d81344e100a53c00898e3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/8c689a8f229223cec4a821c65cfe40f8e8c56470"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/94cbfed191248dc88c23fc881119bb399486ddfd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9cb2d5291dbfe7bed565ead3337047dee9ed1064"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/9d479f50a6067954259414aa66d816c7df081286"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/df87532e9212238509f23effd0ca39d9c3062d21"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-72081 (GCVE-0-2026-72081)

Vulnerability from cvelistv5 – Published: 2026-08-15 05:52 – Updated: 2026-08-17 05:07

Title

scsi: elx: efct: Fix I/O leak on unsupported additional CDB

Summary

In the Linux kernel, the following vulnerability has been resolved: scsi: elx: efct: Fix I/O leak on unsupported additional CDB efct_dispatch_fcp_cmd() allocates an efct_io before dispatching an unsolicited FCP command. If the command has an unsupported additional CDB, the function returns -EIO before handing the IO to the SCSI layer. Free the allocated IO before returning from this error path.

Severity

No CVSS data available.

Assigner

Linux mitre root

References

7 references

URL	Tags
https://git.kernel.org/stable/c/42a391d508e1f52fd…
https://git.kernel.org/stable/c/9d479f50a60679542…
https://git.kernel.org/stable/c/8c689a8f229223cec…
https://git.kernel.org/stable/c/235159f75ab6f9548…
https://git.kernel.org/stable/c/df87532e921223850…
https://git.kernel.org/stable/c/94cbfed191248dc88…
https://git.kernel.org/stable/c/9cb2d5291dbfe7bed…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: f45ae6aac0a077ca15a6e7baae0a62eef099ea7d , < 42a391d508e1f52fda5d81344e100a53c00898e3 (git) Affected: f45ae6aac0a077ca15a6e7baae0a62eef099ea7d , < 9d479f50a6067954259414aa66d816c7df081286 (git) Affected: f45ae6aac0a077ca15a6e7baae0a62eef099ea7d , < 8c689a8f229223cec4a821c65cfe40f8e8c56470 (git) Affected: f45ae6aac0a077ca15a6e7baae0a62eef099ea7d , < 235159f75ab6f95484494db4cc031663e5ee4680 (git) Affected: f45ae6aac0a077ca15a6e7baae0a62eef099ea7d , < df87532e9212238509f23effd0ca39d9c3062d21 (git) Affected: f45ae6aac0a077ca15a6e7baae0a62eef099ea7d , < 94cbfed191248dc88c23fc881119bb399486ddfd (git) Affected: f45ae6aac0a077ca15a6e7baae0a62eef099ea7d , < 9cb2d5291dbfe7bed565ead3337047dee9ed1064 (git)
Linux	Linux	Affected: 5.14 Unaffected: 0 , < 5.14 (semver) Unaffected: 5.15.212 , ≤ 5.15.* (semver) Unaffected: 6.1.178 , ≤ 6.1.* (semver) Unaffected: 6.6.145 , ≤ 6.6.* (semver) Unaffected: 6.12.97 , ≤ 6.12.* (semver) Unaffected: 6.18.40 , ≤ 6.18.* (semver) Unaffected: 7.1.5 , ≤ 7.1.* (semver) Unaffected: 7.2 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/scsi/elx/efct/efct_unsol.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "42a391d508e1f52fda5d81344e100a53c00898e3",
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              "versionType": "git"
            },
            {
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            },
            {
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              "status": "affected",
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              "versionType": "git"
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              "version": "f45ae6aac0a077ca15a6e7baae0a62eef099ea7d",
              "versionType": "git"
            },
            {
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              "status": "affected",
              "version": "f45ae6aac0a077ca15a6e7baae0a62eef099ea7d",
              "versionType": "git"
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        },
        {
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          ],
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          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.14"
            },
            {
              "lessThan": "5.14",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.212",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.178",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.145",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.97",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.40",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.5",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.212",
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                },
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              "operator": "OR"
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        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: elx: efct: Fix I/O leak on unsupported additional CDB\n\nefct_dispatch_fcp_cmd() allocates an efct_io before dispatching an\nunsolicited FCP command. If the command has an unsupported additional\nCDB, the function returns -EIO before handing the IO to the SCSI layer.\n\nFree the allocated IO before returning from this error path."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-17T05:07:51.232Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/42a391d508e1f52fda5d81344e100a53c00898e3"
        },
        {
          "url": "https://git.kernel.org/stable/c/9d479f50a6067954259414aa66d816c7df081286"
        },
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          "url": "https://git.kernel.org/stable/c/8c689a8f229223cec4a821c65cfe40f8e8c56470"
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        },
        {
          "url": "https://git.kernel.org/stable/c/9cb2d5291dbfe7bed565ead3337047dee9ed1064"
        }
      ],
      "title": "scsi: elx: efct: Fix I/O leak on unsupported additional CDB",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
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  "cveMetadata": {
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    "datePublished": "2026-08-15T05:52:30.545Z",
    "dateReserved": "2026-08-09T03:40:39.904Z",
    "dateUpdated": "2026-08-17T05:07:51.232Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

GHSA-993F-79RG-53G7

CVE-2026-72081 (GCVE-0-2026-72081)

Tags

Sightings

Nomenclature