Vulnerability-Lookup

FKIE_CVE-2015-8839

Vulnerability from fkie_nvd - Published: 2016-05-02 10:59 - Updated: 2026-06-17 00:35

Severity

5.1 (Medium) - CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Summary

Multiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.

References

URL	Tags
cve@mitre.org	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea3d7209ca01da209cda6f0dea8be9cc4b7a933b	Vendor Advisory
cve@mitre.org	http://www.openwall.com/lists/oss-security/2016/04/01/4	Mailing List, Third Party Advisory
cve@mitre.org	http://www.securityfocus.com/bid/85798	Third Party Advisory, VDB Entry
cve@mitre.org	http://www.securitytracker.com/id/1035455	Third Party Advisory, VDB Entry
cve@mitre.org	http://www.ubuntu.com/usn/USN-3005-1	Third Party Advisory
cve@mitre.org	http://www.ubuntu.com/usn/USN-3006-1	Third Party Advisory
cve@mitre.org	http://www.ubuntu.com/usn/USN-3007-1	Third Party Advisory
cve@mitre.org	https://access.redhat.com/errata/RHSA-2017:1842	Third Party Advisory
cve@mitre.org	https://access.redhat.com/errata/RHSA-2017:2077	Third Party Advisory
cve@mitre.org	https://access.redhat.com/errata/RHSA-2017:2669	Third Party Advisory
cve@mitre.org	https://bugzilla.redhat.com/show_bug.cgi?id=1323577	Issue Tracking, Third Party Advisory
cve@mitre.org	https://github.com/torvalds/linux/commit/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b	Third Party Advisory
cve@mitre.org	https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html	Third Party Advisory
cve@mitre.org	https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea3d7209ca01da209cda6f0dea8be9cc4b7a933b	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.openwall.com/lists/oss-security/2016/04/01/4	Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.securityfocus.com/bid/85798	Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108	http://www.securitytracker.com/id/1035455	Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108	http://www.ubuntu.com/usn/USN-3005-1	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.ubuntu.com/usn/USN-3006-1	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	http://www.ubuntu.com/usn/USN-3007-1	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://access.redhat.com/errata/RHSA-2017:1842	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://access.redhat.com/errata/RHSA-2017:2077	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://access.redhat.com/errata/RHSA-2017:2669	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://bugzilla.redhat.com/show_bug.cgi?id=1323577	Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/torvalds/linux/commit/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html	Third Party Advisory

Impacted products

Vendor	Product	Version
linux	linux_kernel	*
linux	linux_kernel	4.5
linux	linux_kernel	4.5
linux	linux_kernel	4.5
linux	linux_kernel	4.5
linux	linux_kernel	4.5
linux	linux_kernel	4.5
linux	linux_kernel	4.5
canonical	ubuntu_linux	14.04
canonical	ubuntu_linux	16.04

JSON

To clipboard

{
  "affected": [
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      "affectedData": [
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          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
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      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Multiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user\u0027s file after unsynchronized hole punching and page-fault handling."
    },
    {
      "lang": "es",
      "value": "M\u00faltiples condiciones de carrera en la implementaci\u00f3n del sistema de archivos ext4 en el kernel de Linux en versiones anteriores a 4.5 permite a usuarios locales provocar una denegaci\u00f3n de servicio (corrupci\u00f3n de disco) escribiendo a una p\u00e1gina que est\u00e1 asociada con un archivo de usuario diferente despu\u00e9s del manejo de hole punching desincronizado y de fallo de p\u00e1gina."
    }
  ],
  "id": "CVE-2015-8839",
  "lastModified": "2026-06-17T00:35:20.897",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 1.9,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.4,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
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          "baseScore": 5.1,
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          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
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  },
  "published": "2016-05-02T10:59:22.110",
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    {
      "source": "cve@mitre.org",
      "tags": [
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      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea3d7209ca01da209cda6f0dea8be9cc4b7a933b"
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  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
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      ],
      "source": "nvd@nist.gov",
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  ]
}

CVE-2015-8839 (GCVE-0-2015-8839)

Vulnerability from cvelistv5 – Published: 2016-05-02 10:00 – Updated: 2024-08-06 08:29

Summary

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

14 references

URL	Tags
https://bugzilla.redhat.com/show_bug.cgi?id=1323577	x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-3006-1	vendor-advisoryx_refsource_UBUNTU
http://www.securitytracker.com/id/1035455	vdb-entryx_refsource_SECTRACK
https://github.com/torvalds/linux/commit/ea3d7209…	x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-3005-1	vendor-advisoryx_refsource_UBUNTU
http://git.kernel.org/cgit/linux/kernel/git/torva…	x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2017:2669	vendor-advisoryx_refsource_REDHAT
http://www.openwall.com/lists/oss-security/2016/04/01/4	mailing-listx_refsource_MLIST
http://www.securityfocus.com/bid/85798	vdb-entryx_refsource_BID
https://access.redhat.com/errata/RHSA-2017:2077	vendor-advisoryx_refsource_REDHAT
http://www.ubuntu.com/usn/USN-3007-1	vendor-advisoryx_refsource_UBUNTU
https://access.redhat.com/errata/RHSA-2017:1842	vendor-advisoryx_refsource_REDHAT
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2020…	mailing-listx_refsource_MLIST

Date Public

2016-04-01 00:00

Show details on NVD website

JSON

To clipboard

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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.

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.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

FKIE_CVE-2015-8839

CVE-2015-8839 (GCVE-0-2015-8839)

Tags

Sightings

Nomenclature

Related by attack behaviour