CVE-2026-46150 fanotify: fix false positive on permission events

🗓️ 28 May 2026 09:36:06Reported by LinuxType

Linux kernel fanotify fixes false permission events by skipping detached marks outside group.

Reporter	Title	Published	Views	Family All 26
ATTACKERKB	CVE-2026-46150	28 May 202609:36	–	attackerkb
CNNVD	Linux kernel 安全漏洞	28 May 202600:00	–	cnnvd
CVE	CVE-2026-46150	28 May 202609:36	–	cve
Debian CVE	CVE-2026-46150	28 May 202609:36	–	debiancve
EUVD	EUVD-2026-32777	28 May 202609:36	–	euvd
Microsoft CVE	fanotify: fix false positive on permission events	29 May 202608:07	–	mscve
NVD	CVE-2026-46150	28 May 202610:16	–	nvd
OSV	BELL-CVE-2026-46150	29 May 202606:09	–	osv
OSV	DEBIAN-CVE-2026-46150	28 May 202610:16	–	osv
OSV	ECHO-6783-6F54-A3B1	28 May 202623:19	–	osv

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/notify/fsnotify.c",
      "fs/notify/mark.c",
      "include/linux/fsnotify_backend.h"
    ],
    "versions": [
      {
        "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
        "lessThan": "a24765332e129c1916d5a6615418b75599b8fcdc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
        "lessThan": "4a7611ad653785fcdea5ff5f4441e2b7d05b7f11",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
        "lessThan": "04bb66be92f48ed13c3faf1139d892df228789bc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
        "lessThan": "895ebbedf88318607c24acc0f591c74b165e1d0a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
        "lessThan": "f130790f1acc8399f32652846c875a251efd040f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
        "lessThan": "7baa02b0ae9d17ec5f08836d8ea88ce1927d0678",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
        "lessThan": "b7b24b28c8cd55844cab908f4f39dded638d5538",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "abc77577a669f424c5d0c185b9994f2621c52aa4",
        "lessThan": "7746e3bd4cc19b5092e00d32d676e329bfcb6900",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/notify/fsnotify.c",
      "fs/notify/mark.c",
      "include/linux/fsnotify_backend.h"
    ],
    "versions": [
      {
        "version": "4.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.258",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.209",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.88",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.30",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.7",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1-rc2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/4a7611ad653785fcdea5ff5f4441e2b7d05b7f11
git	www.git.kernel.org/stable/c/895ebbedf88318607c24acc0f591c74b165e1d0a
git	www.git.kernel.org/stable/c/04bb66be92f48ed13c3faf1139d892df228789bc
git	www.git.kernel.org/stable/c/7baa02b0ae9d17ec5f08836d8ea88ce1927d0678
git	www.git.kernel.org/stable/c/7746e3bd4cc19b5092e00d32d676e329bfcb6900
git	www.git.kernel.org/stable/c/a24765332e129c1916d5a6615418b75599b8fcdc
git	www.git.kernel.org/stable/c/b7b24b28c8cd55844cab908f4f39dded638d5538
git	www.git.kernel.org/stable/c/f130790f1acc8399f32652846c875a251efd040f

01 Jun 2026 16:19Current

CVSS 3.17.1

EPSS0.00014