Vulnerability-Lookup

GHSA-WW36-WQ8J-P7Q8

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:

hfsplus: Remove the duplicate attr inode dirty marking action

Syzbot reported a null-ptr-deref in [1]. If the attributes file is not loaded during system mount, a trigger occurs [1] when setxattr is executed in userspace.

Remove the first mark attr inode dirty operation.

[1] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] Call Trace: hfsplus_setxattr+0x124/0x340 fs/hfsplus/xattr.c:555 hfsplus_trusted_setxattr+0x40/0x60 fs/hfsplus/xattr_trusted.c:30 __vfs_setxattr+0x43c/0x480 fs/xattr.c:218 __vfs_setxattr_noperm+0x12d/0x660 fs/xattr.c:252 vfs_setxattr+0x163/0x360 fs/xattr.c:339 do_setxattr fs/xattr.c:654 [inline]

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{
  "affected": [],
  "aliases": [
    "CVE-2026-74414"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-15T06:22:43Z",
    "severity": null
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nhfsplus: Remove the duplicate attr inode dirty marking action\n\nSyzbot reported a null-ptr-deref in [1].\nIf the attributes file is not loaded during system mount, a trigger\noccurs [1] when setxattr is executed in userspace.\n\nRemove the first mark attr inode dirty operation.\n\n[1]\nKASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\nCall Trace:\n hfsplus_setxattr+0x124/0x340 fs/hfsplus/xattr.c:555\n hfsplus_trusted_setxattr+0x40/0x60 fs/hfsplus/xattr_trusted.c:30\n __vfs_setxattr+0x43c/0x480 fs/xattr.c:218\n __vfs_setxattr_noperm+0x12d/0x660 fs/xattr.c:252\n vfs_setxattr+0x163/0x360 fs/xattr.c:339\n do_setxattr fs/xattr.c:654 [inline]",
  "id": "GHSA-ww36-wq8j-p7q8",
  "modified": "2026-08-15T06:32:33Z",
  "published": "2026-08-15T06:32:33Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-74414"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7a41fd2b32e5908f19a68732008d581c167279dd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b3c7ccb1a93cbb5a9a13196abf608ffa2516817e"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2026-74414 (GCVE-0-2026-74414)

Vulnerability from cvelistv5 – Published: 2026-08-15 05:59 – Updated: 2026-08-17 05:18

Title

hfsplus: Remove the duplicate attr inode dirty marking action

Summary

In the Linux kernel, the following vulnerability has been resolved: hfsplus: Remove the duplicate attr inode dirty marking action Syzbot reported a null-ptr-deref in [1]. If the attributes file is not loaded during system mount, a trigger occurs [1] when setxattr is executed in userspace. Remove the first mark attr inode dirty operation. [1] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] Call Trace: hfsplus_setxattr+0x124/0x340 fs/hfsplus/xattr.c:555 hfsplus_trusted_setxattr+0x40/0x60 fs/hfsplus/xattr_trusted.c:30 __vfs_setxattr+0x43c/0x480 fs/xattr.c:218 __vfs_setxattr_noperm+0x12d/0x660 fs/xattr.c:252 vfs_setxattr+0x163/0x360 fs/xattr.c:339 do_setxattr fs/xattr.c:654 [inline]

Severity

No CVSS data available.

Assigner

Linux CNA under the mitre root

CNA scorecard D 54/100 over 6633 records in the last 180 days details

References

2 references

URL	Tags
https://git.kernel.org/stable/c/b3c7ccb1a93cbb5a9…
https://git.kernel.org/stable/c/7a41fd2b32e5908f1…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: ee8422d00b7cfa028823ebf1f28bf9dea428cac3 , < b3c7ccb1a93cbb5a9a13196abf608ffa2516817e (git) Affected: ee8422d00b7cfa028823ebf1f28bf9dea428cac3 , < 7a41fd2b32e5908f19a68732008d581c167279dd (git)
Linux	Linux	Affected: 7.1 Unaffected: 0 , < 7.1 (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": [
            "fs/hfsplus/xattr.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "b3c7ccb1a93cbb5a9a13196abf608ffa2516817e",
              "status": "affected",
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              "versionType": "git"
            },
            {
              "lessThan": "7a41fd2b32e5908f19a68732008d581c167279dd",
              "status": "affected",
              "version": "ee8422d00b7cfa028823ebf1f28bf9dea428cac3",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "fs/hfsplus/xattr.c"
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          "vendor": "Linux",
          "versions": [
            {
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              "version": "7.1"
            },
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              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.5",
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            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                  "vulnerable": true
                },
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                }
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhfsplus: Remove the duplicate attr inode dirty marking action\n\nSyzbot reported a null-ptr-deref in [1].\nIf the attributes file is not loaded during system mount, a trigger\noccurs [1] when setxattr is executed in userspace.\n\nRemove the first mark attr inode dirty operation.\n\n[1]\nKASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\nCall Trace:\n hfsplus_setxattr+0x124/0x340 fs/hfsplus/xattr.c:555\n hfsplus_trusted_setxattr+0x40/0x60 fs/hfsplus/xattr_trusted.c:30\n __vfs_setxattr+0x43c/0x480 fs/xattr.c:218\n __vfs_setxattr_noperm+0x12d/0x660 fs/xattr.c:252\n vfs_setxattr+0x163/0x360 fs/xattr.c:339\n do_setxattr fs/xattr.c:654 [inline]"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-17T05:18:56.466Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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    "cveId": "CVE-2026-74414",
    "datePublished": "2026-08-15T05:59:20.699Z",
    "dateReserved": "2026-08-15T05:44:03.893Z",
    "dateUpdated": "2026-08-17T05:18:56.466Z",
    "state": "PUBLISHED"
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

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Confirmed: The vulnerability has been validated from an analyst's perspective.
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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.

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.
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GHSA-WW36-WQ8J-P7Q8

CVE-2026-74414 (GCVE-0-2026-74414)

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