Vulnerability-Lookup

CVE-2016-5254 (GCVE-0-2016-5254)

Vulnerability from cvelistv5 – Published: 2016-08-05 01:00 – Updated: 2024-08-06 00:53

Summary

Use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allows attackers to execute arbitrary code or cause a denial of service (heap memory corruption and application crash) by leveraging keyboard access to use the Alt key during selection of top-level menu items.

Severity

9.8 (Critical)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE

Assigner

mozilla CNA under the mitre root

CNA scorecard E 38/100 over 546 records in the last 180 days details

References

11 references

URL	Tags
http://www.debian.org/security/2016/dsa-3640	vendor-advisoryx_refsource_DEBIAN
http://www.securitytracker.com/id/1036508	vdb-entryx_refsource_SECTRACK
https://bugzilla.mozilla.org/show_bug.cgi?id=1266963	x_refsource_CONFIRM
http://www.oracle.com/technetwork/topics/security…	x_refsource_CONFIRM
http://www.mozilla.org/security/announce/2016/mfs…	x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-3044-1	vendor-advisoryx_refsource_UBUNTU
http://rhn.redhat.com/errata/RHSA-2016-1551.html	vendor-advisoryx_refsource_REDHAT
https://security.gentoo.org/glsa/201701-15	vendor-advisoryx_refsource_GENTOO
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
http://www.securityfocus.com/bid/92261	vdb-entryx_refsource_BID
http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE

Date Public

2016-08-02 00:00

Show details on NVD website

JSON

To clipboard

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      "product_status:fixed": "203",
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      "source": "Red Hat CSAF VEX",
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      "title": "Mozilla: Use-after-free when using alt key and toplevel menus (MFSA 2016-70)",
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}

OPENSUSE-SU-2024:14572-1

Vulnerability from csaf_opensuse - Published: 2024-12-12 00:00 - Updated: 2026-10-11 11:54

Summary

firefox-esr-128.5.1-1.1 on GA media

Severity

Moderate

Scope

1860 vulnerabilities in this advisory, including CVE-2016-5254.

CVE-2016-5254

9.8 (Critical)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Recommended: 16 products

Open the full advisory

RHSA-2016:1551

Vulnerability from csaf_opensuse - Published: 2016-08-03 00:00 - Updated: 2026-09-20 10:57

Summary

security update for firefox

Severity

Critical

Scope

12 vulnerabilities in this advisory, including CVE-2016-5254.

CVE-2016-5254

9.8 (Critical)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Recommended: 2 products

Open the full advisory

SUSE-SU-2016:2061-1

Vulnerability from csaf_suse - Published: 2016-08-12 16:10 - Updated: 2026-09-20 12:16

Summary

Security update for MozillaFirefox, MozillaFirefox-branding-SLED, mozilla-nspr and mozilla-nss

Severity

Important

Scope

24 vulnerabilities in this advisory, including CVE-2016-5254.

CVE-2016-5254

9.8 (Critical)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Recommended: 144 products

Open the full advisory

SUSE-SU-2016:2131-1

Vulnerability from csaf_suse - Published: 2016-08-22 14:37 - Updated: 2026-09-20 12:16

Summary

Security update for MozillaFirefox

Severity

Important

Scope

15 vulnerabilities in this advisory, including CVE-2016-5254.

CVE-2016-5254

9.8 (Critical)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Recommended: 37 products

Open the full advisory

SUSE-SU-2016:2195-1

Vulnerability from csaf_suse - Published: 2016-08-30 13:18 - Updated: 2026-09-20 12:16

Summary

Security update for MozillaFirefox

Severity

Important

Scope

15 vulnerabilities in this advisory, including CVE-2016-5254.

CVE-2016-5254

9.8 (Critical)


                
                  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Recommended: 60 products

Open the full advisory

UBUNTU-CVE-2016-5254 (CVE-2016-5254)

Vulnerability from osv_ubuntu – Published: 2016-08-03 00:00 – Updated: 2026-04-22 07:38 – Source website

Details

Severity

9.8 (Critical)


                    
                      CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2016-5254	REPORT
	https://www.mozilla.org/en-US/security/advisories…	REPORT
	https://bugzilla.mozilla.org/show_bug.cgi?id=1266963	REPORT
	https://ubuntu.com/security/notices/USN-3044-1	ADVISORY
	https://www.cve.org/CVERecord?id=CVE-2016-5254	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "firefox",
            "binary_version": "48.0+build2-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "firefox-globalmenu",
            "binary_version": "48.0+build2-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "firefox-mozsymbols",
            "binary_version": "48.0+build2-0ubuntu0.14.04.1"
          },
          {
            "binary_name": "firefox-testsuite",
            "binary_version": "48.0+build2-0ubuntu0.14.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "firefox",
        "purl": "pkg:deb/ubuntu/firefox@48.0+build2-0ubuntu0.14.04.1?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "48.0+build2-0ubuntu0.14.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "24.0+build1-0ubuntu1",
        "25.0+build3-0ubuntu0.13.10.1",
        "28.0~b2+build1-0ubuntu2",
        "28.0+build1-0ubuntu1",
        "28.0+build2-0ubuntu1",
        "28.0+build2-0ubuntu2",
        "29.0+build1-0ubuntu0.14.04.2",
        "30.0+build1-0ubuntu0.14.04.3",
        "31.0+build1-0ubuntu0.14.04.1",
        "32.0+build1-0ubuntu0.14.04.1",
        "32.0.3+build1-0ubuntu0.14.04.1",
        "33.0+build2-0ubuntu0.14.04.1",
        "34.0+build2-0ubuntu0.14.04.1",
        "35.0+build3-0ubuntu0.14.04.2",
        "35.0.1+build1-0ubuntu0.14.04.1",
        "36.0+build2-0ubuntu0.14.04.4",
        "36.0.1+build2-0ubuntu0.14.04.1",
        "36.0.4+build1-0ubuntu0.14.04.1",
        "37.0+build2-0ubuntu0.14.04.1",
        "37.0.1+build1-0ubuntu0.14.04.1",
        "37.0.2+build1-0ubuntu0.14.04.1",
        "38.0+build3-0ubuntu0.14.04.1",
        "39.0+build5-0ubuntu0.14.04.1",
        "39.0.3+build2-0ubuntu0.14.04.1",
        "40.0+build4-0ubuntu0.14.04.1",
        "40.0+build4-0ubuntu0.14.04.4",
        "40.0.3+build1-0ubuntu0.14.04.1",
        "41.0+build3-0ubuntu0.14.04.1",
        "41.0.1+build2-0ubuntu0.14.04.1",
        "41.0.2+build2-0ubuntu0.14.04.1",
        "42.0+build2-0ubuntu0.14.04.1",
        "43.0+build1-0ubuntu0.14.04.1",
        "43.0.4+build3-0ubuntu0.14.04.1",
        "44.0+build3-0ubuntu0.14.04.1",
        "44.0.1+build2-0ubuntu0.14.04.1",
        "44.0.2+build1-0ubuntu0.14.04.1",
        "45.0+build2-0ubuntu0.14.04.1",
        "45.0.1+build1-0ubuntu0.14.04.2",
        "45.0.2+build1-0ubuntu0.14.04.1",
        "46.0+build5-0ubuntu0.14.04.2",
        "46.0.1+build1-0ubuntu0.14.04.3",
        "47.0+build3-0ubuntu0.14.04.1"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "firefox",
            "binary_version": "48.0+build2-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "firefox-globalmenu",
            "binary_version": "48.0+build2-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "firefox-mozsymbols",
            "binary_version": "48.0+build2-0ubuntu0.16.04.1"
          },
          {
            "binary_name": "firefox-testsuite",
            "binary_version": "48.0+build2-0ubuntu0.16.04.1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "firefox",
        "purl": "pkg:deb/ubuntu/firefox@48.0+build2-0ubuntu0.16.04.1?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "48.0+build2-0ubuntu0.16.04.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "41.0.2+build2-0ubuntu1",
        "42.0+build2-0ubuntu1",
        "44.0+build3-0ubuntu2",
        "44.0.1+build1-0ubuntu1",
        "44.0.2+build1-0ubuntu1",
        "45.0+build2-0ubuntu1",
        "45.0.1+build1-0ubuntu1",
        "45.0.2+build1-0ubuntu1",
        "46.0+build5-0ubuntu0.16.04.2",
        "46.0.1+build1-0ubuntu0.16.04.2",
        "47.0+build3-0ubuntu0.16.04.1"
      ]
    }
  ],
  "aliases": [],
  "details": "Use-after-free vulnerability in the nsXULPopupManager::KeyDown function in Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 allows attackers to execute arbitrary code or cause a denial of service (heap memory corruption and application crash) by leveraging keyboard access to use the Alt key during selection of top-level menu items.",
  "id": "UBUNTU-CVE-2016-5254",
  "modified": "2026-04-22T07:38:00Z",
  "published": "2016-08-03T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-5254"
    },
    {
      "type": "REPORT",
      "url": "https://www.mozilla.org/en-US/security/advisories/mfsa2016-70/"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1266963"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3044-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2016-5254"
    }
  ],
  "related": [
    "USN-3044-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2016-5254"
  ]
}

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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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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.

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CVE-2016-5254 (GCVE-0-2016-5254)

OPENSUSE-SU-2024:14572-1

RHSA-2016:1551

SUSE-SU-2016:2061-1

SUSE-SU-2016:2131-1

SUSE-SU-2016:2195-1

UBUNTU-CVE-2016-5254 (CVE-2016-5254)

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Vulnerability timeline

Related by attack behaviour