Vulnerability-Lookup

GHSA-Q478-9HMX-8Q5R

Vulnerability from github – Published: 2026-07-19 18:31 – Updated: 2026-07-20 15:32

Details

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

netfilter: nft_inner: release local_lock before re-enabling softirqs

Quoting sashiko: In the error path, local_bh_enable() is called before local_unlock_nested_bh().

Severity

9.8 (Critical)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2026-64150"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-19T16:17:56Z",
    "severity": "CRITICAL"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_inner: release local_lock before re-enabling softirqs\n\nQuoting sashiko:\n In the error path, local_bh_enable() is called before\n local_unlock_nested_bh().",
  "id": "GHSA-q478-9hmx-8q5r",
  "modified": "2026-07-20T15:32:01Z",
  "published": "2026-07-19T18:31:53Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-64150"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6fecd39c6401134b58505bc4eb1adc8a0e2fe992"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a6cb3ff979855f7f0ee9450a947fe8f96c2ba37a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/df19b6af171695a1352314597c9a4311d48d5171"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-64150 (GCVE-0-2026-64150)

Vulnerability from cvelistv5 – Published: 2026-07-19 15:40 – Updated: 2026-07-20 13:43

Title

netfilter: nft_inner: release local_lock before re-enabling softirqs

Summary

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_inner: release local_lock before re-enabling softirqs Quoting sashiko: In the error path, local_bh_enable() is called before local_unlock_nested_bh().

Severity

9.8 (Critical)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Assigner

Linux

References

3 references

URL	Tags
https://git.kernel.org/stable/c/df19b6af171695a13…
https://git.kernel.org/stable/c/6fecd39c6401134b5…
https://git.kernel.org/stable/c/a6cb3ff979855f7f0…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: ba36fada9ab487634f61f92769c95bc148aa8f49 , < df19b6af171695a1352314597c9a4311d48d5171 (git) Affected: ba36fada9ab487634f61f92769c95bc148aa8f49 , < 6fecd39c6401134b58505bc4eb1adc8a0e2fe992 (git) Affected: ba36fada9ab487634f61f92769c95bc148aa8f49 , < a6cb3ff979855f7f0ee9450a947fe8f96c2ba37a (git)
Linux	Linux	Affected: 6.16 Unaffected: 0 , < 6.16 (semver) Unaffected: 6.18.34 , ≤ 6.18.* (semver) Unaffected: 7.0.11 , ≤ 7.0.* (semver) Unaffected: 7.1 , ≤ * (original_commit_for_fix)

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/netfilter/nft_inner.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "df19b6af171695a1352314597c9a4311d48d5171",
              "status": "affected",
              "version": "ba36fada9ab487634f61f92769c95bc148aa8f49",
              "versionType": "git"
            },
            {
              "lessThan": "6fecd39c6401134b58505bc4eb1adc8a0e2fe992",
              "status": "affected",
              "version": "ba36fada9ab487634f61f92769c95bc148aa8f49",
              "versionType": "git"
            },
            {
              "lessThan": "a6cb3ff979855f7f0ee9450a947fe8f96c2ba37a",
              "status": "affected",
              "version": "ba36fada9ab487634f61f92769c95bc148aa8f49",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "net/netfilter/nft_inner.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.16"
            },
            {
              "lessThan": "6.16",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.34",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.11",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.34",
                  "versionStartIncluding": "6.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.0.11",
                  "versionStartIncluding": "6.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1",
                  "versionStartIncluding": "6.16",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_inner: release local_lock before re-enabling softirqs\n\nQuoting sashiko:\n In the error path, local_bh_enable() is called before\n local_unlock_nested_bh()."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          }
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-07-20T13:43:48.295Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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      "references": [
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          "url": "https://git.kernel.org/stable/c/df19b6af171695a1352314597c9a4311d48d5171"
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          "url": "https://git.kernel.org/stable/c/6fecd39c6401134b58505bc4eb1adc8a0e2fe992"
        },
        {
          "url": "https://git.kernel.org/stable/c/a6cb3ff979855f7f0ee9450a947fe8f96c2ba37a"
        }
      ],
      "title": "netfilter: nft_inner: release local_lock before re-enabling softirqs",
      "x_generator": {
        "engine": "bippy-1.2.0"
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  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-64150",
    "datePublished": "2026-07-19T15:40:40.027Z",
    "dateReserved": "2026-07-19T07:54:57.037Z",
    "dateUpdated": "2026-07-20T13:43:48.295Z",
    "state": "PUBLISHED"
  },
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}

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.

Action not permitted

GHSA-Q478-9HMX-8Q5R

CVE-2026-64150 (GCVE-0-2026-64150)

Tags

Sightings

Nomenclature