Vulnerability-Lookup

GHSA-97PW-XX9J-RG9J

Vulnerability from github – Published: 2026-05-28 12:30 – Updated: 2026-06-01 18:31

Details

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

fanotify: fix false positive on permission events

fsnotify_get_mark_safe() may return false for a mark on an unrelated group, which results in bypassing the permission check.

Fix by skipping over detached marks that are not in the current group.

Severity ?

7.1 (High)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2026-46150"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-28T10:16:30Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nfanotify: fix false positive on permission events\n\nfsnotify_get_mark_safe() may return false for a mark on an unrelated group,\nwhich results in bypassing the permission check.\n\nFix by skipping over detached marks that are not in the current group.",
  "id": "GHSA-97pw-xx9j-rg9j",
  "modified": "2026-06-01T18:31:38Z",
  "published": "2026-05-28T12:30:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46150"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/04bb66be92f48ed13c3faf1139d892df228789bc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4a7611ad653785fcdea5ff5f4441e2b7d05b7f11"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7746e3bd4cc19b5092e00d32d676e329bfcb6900"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7baa02b0ae9d17ec5f08836d8ea88ce1927d0678"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/895ebbedf88318607c24acc0f591c74b165e1d0a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a24765332e129c1916d5a6615418b75599b8fcdc"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b7b24b28c8cd55844cab908f4f39dded638d5538"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f130790f1acc8399f32652846c875a251efd040f"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-46150 (GCVE-0-2026-46150)

Vulnerability from cvelistv5 – Published: 2026-05-28 09:36 – Updated: 2026-06-14 17:58

Title

fanotify: fix false positive on permission events

Summary

In the Linux kernel, the following vulnerability has been resolved: fanotify: fix false positive on permission events fsnotify_get_mark_safe() may return false for a mark on an unrelated group, which results in bypassing the permission check. Fix by skipping over detached marks that are not in the current group.

Severity ?

7.1 (High)


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

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/a24765332e129c191…
	https://git.kernel.org/stable/c/4a7611ad653785fcd…
	https://git.kernel.org/stable/c/04bb66be92f48ed13…
	https://git.kernel.org/stable/c/895ebbedf88318607…
	https://git.kernel.org/stable/c/f130790f1acc8399f…
	https://git.kernel.org/stable/c/7baa02b0ae9d17ec5…
	https://git.kernel.org/stable/c/b7b24b28c8cd55844…
	https://git.kernel.org/stable/c/7746e3bd4cc19b509…

Impacted products

Vendor

Product

Version

Linux

Affected: abc77577a669f424c5d0c185b9994f2621c52aa4 , < a24765332e129c1916d5a6615418b75599b8fcdc (git)
Affected: abc77577a669f424c5d0c185b9994f2621c52aa4 , < 4a7611ad653785fcdea5ff5f4441e2b7d05b7f11 (git)
Affected: abc77577a669f424c5d0c185b9994f2621c52aa4 , < 04bb66be92f48ed13c3faf1139d892df228789bc (git)
Affected: abc77577a669f424c5d0c185b9994f2621c52aa4 , < 895ebbedf88318607c24acc0f591c74b165e1d0a (git)
Affected: abc77577a669f424c5d0c185b9994f2621c52aa4 , < f130790f1acc8399f32652846c875a251efd040f (git)
Affected: abc77577a669f424c5d0c185b9994f2621c52aa4 , < 7baa02b0ae9d17ec5f08836d8ea88ce1927d0678 (git)
Affected: abc77577a669f424c5d0c185b9994f2621c52aa4 , < b7b24b28c8cd55844cab908f4f39dded638d5538 (git)
Affected: abc77577a669f424c5d0c185b9994f2621c52aa4 , < 7746e3bd4cc19b5092e00d32d676e329bfcb6900 (git)

Linux

Affected: 4.12
Unaffected: 0 , < 4.12 (semver)
Unaffected: 5.10.258 , ≤ 5.10.* (semver)
Unaffected: 5.15.209 , ≤ 5.15.* (semver)
Unaffected: 6.1.175 , ≤ 6.1.* (semver)
Unaffected: 6.6.140 , ≤ 6.6.* (semver)
Unaffected: 6.12.88 , ≤ 6.12.* (semver)
Unaffected: 6.18.30 , ≤ 6.18.* (semver)
Unaffected: 7.0.7 , ≤ 7.0.* (semver)
Unaffected: 7.1 , ≤ * (original_commit_for_fix)

Show details on NVD website

JSON

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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "fs/notify/fsnotify.c",
            "fs/notify/mark.c",
            "include/linux/fsnotify_backend.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a24765332e129c1916d5a6615418b75599b8fcdc",
              "status": "affected",
              "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
              "versionType": "git"
            },
            {
              "lessThan": "4a7611ad653785fcdea5ff5f4441e2b7d05b7f11",
              "status": "affected",
              "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
              "versionType": "git"
            },
            {
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              "status": "affected",
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              "versionType": "git"
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            {
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              "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
              "versionType": "git"
            },
            {
              "lessThan": "f130790f1acc8399f32652846c875a251efd040f",
              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "7baa02b0ae9d17ec5f08836d8ea88ce1927d0678",
              "status": "affected",
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              "versionType": "git"
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              "versionType": "git"
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          ]
        },
        {
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.12"
            },
            {
              "lessThan": "4.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.258",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.209",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.175",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.88",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.30",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.7",
              "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": "5.10.258",
                  "versionStartIncluding": "4.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.209",
                  "versionStartIncluding": "4.12",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.175",
                  "versionStartIncluding": "4.12",
                  "vulnerable": true
                },
                {
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                },
                {
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                },
                {
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                },
                {
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                  "versionEndExcluding": "7.1",
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                }
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              "negate": false,
              "operator": "OR"
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          "url": "https://git.kernel.org/stable/c/b7b24b28c8cd55844cab908f4f39dded638d5538"
        },
        {
          "url": "https://git.kernel.org/stable/c/7746e3bd4cc19b5092e00d32d676e329bfcb6900"
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      ],
      "title": "fanotify: fix false positive on permission events",
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46150",
    "datePublished": "2026-05-28T09:36:06.494Z",
    "dateReserved": "2026-05-13T15:03:33.101Z",
    "dateUpdated": "2026-06-14T17:58:15.548Z",
    "state": "PUBLISHED"
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}

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-97PW-XX9J-RG9J

CVE-2026-46150 (GCVE-0-2026-46150)

Tags

Sightings

Nomenclature