Vulnerability-Lookup

GHSA-9VC4-746X-P2RF

Vulnerability from github – Published: 2026-02-14 18:30 – Updated: 2026-02-14 18:30

Details

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

sfc: fix deadlock in RSS config read

Since cited commit, core locks the net_device's rss_lock when handling ethtool -x command, so driver's implementation should not lock it again. Remove the latter.

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{
  "affected": [],
  "aliases": [
    "CVE-2026-23165"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-14T16:15:56Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nsfc: fix deadlock in RSS config read\n\nSince cited commit, core locks the net_device\u0027s rss_lock when handling\n ethtool -x command, so driver\u0027s implementation should not lock it\n again.  Remove the latter.",
  "id": "GHSA-9vc4-746x-p2rf",
  "modified": "2026-02-14T18:30:15Z",
  "published": "2026-02-14T18:30:15Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23165"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/590c8179ffb01c17644181408821b55b8704c50c"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/944c614b0a7afa5b87612c3fb557b95a50ad654c"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-23165 (GCVE-0-2026-23165)

Vulnerability from cvelistv5 – Published: 2026-02-14 16:01 – Updated: 2026-02-14 16:01

Title

sfc: fix deadlock in RSS config read

Summary

In the Linux kernel, the following vulnerability has been resolved: sfc: fix deadlock in RSS config read Since cited commit, core locks the net_device's rss_lock when handling ethtool -x command, so driver's implementation should not lock it again. Remove the latter.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/590c8179ffb01c176…
	https://git.kernel.org/stable/c/944c614b0a7afa5b8…

Impacted products

Vendor

Product

Version

Linux

Affected: 040cef30b5e67271e3193e0206f82b206fc97095 , < 590c8179ffb01c17644181408821b55b8704c50c (git)
Affected: 040cef30b5e67271e3193e0206f82b206fc97095 , < 944c614b0a7afa5b87612c3fb557b95a50ad654c (git)

Linux

Affected: 6.17
Unaffected: 0 , < 6.17 (semver)
Unaffected: 6.18.9 , ≤ 6.18.* (semver)
Unaffected: 6.19 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/sfc/mcdi_filters.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "590c8179ffb01c17644181408821b55b8704c50c",
              "status": "affected",
              "version": "040cef30b5e67271e3193e0206f82b206fc97095",
              "versionType": "git"
            },
            {
              "lessThan": "944c614b0a7afa5b87612c3fb557b95a50ad654c",
              "status": "affected",
              "version": "040cef30b5e67271e3193e0206f82b206fc97095",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/sfc/mcdi_filters.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.17"
            },
            {
              "lessThan": "6.17",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.9",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.9",
                  "versionStartIncluding": "6.17",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.19",
                  "versionStartIncluding": "6.17",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsfc: fix deadlock in RSS config read\n\nSince cited commit, core locks the net_device\u0027s rss_lock when handling\n ethtool -x command, so driver\u0027s implementation should not lock it\n again.  Remove the latter."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-02-14T16:01:29.336Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/590c8179ffb01c17644181408821b55b8704c50c"
        },
        {
          "url": "https://git.kernel.org/stable/c/944c614b0a7afa5b87612c3fb557b95a50ad654c"
        }
      ],
      "title": "sfc: fix deadlock in RSS config read",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-23165",
    "datePublished": "2026-02-14T16:01:29.336Z",
    "dateReserved": "2026-01-13T15:37:45.981Z",
    "dateUpdated": "2026-02-14T16:01:29.336Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-9VC4-746X-P2RF

CVE-2026-23165 (GCVE-0-2026-23165)

Tags

Sightings

Nomenclature