Description
Use-after-free vulnerability in the mozilla::dom::Element class in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2, when contenteditable mode is enabled, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by triggering deletion of DOM elements that were created in the editor.
Published: 2016-06-13
Score: 7.5 High
EPSS: 2.8% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-521-1 firefox-esr security update
Debian DSA Debian DSA DSA-3600-1 iceweasel/firefox-esr security update
EUVD EUVD EUVD-2016-3894 Use-after-free vulnerability in the mozilla::dom::Element class in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2, when contenteditable mode is enabled, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by triggering deletion of DOM elements that were created in the editor.
Ubuntu USN Ubuntu USN USN-2993-1 Firefox vulnerabilities
History

Tue, 22 Oct 2024 14:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:45.1.0:*:*:*:*:*:*:* cpe:2.3:a:mozilla:firefox:45.1.0:*:*:*:*:*:*:*
Vendors & Products Mozilla firefox Esr

Mon, 21 Oct 2024 13:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox_esr:45.1.1:*:*:*:*:*:*:* cpe:2.3:a:mozilla:firefox:45.1.1:*:*:*:*:*:*:*

Subscriptions

Canonical Ubuntu Linux
Debian Debian Linux
Mozilla Firefox
Opensuse Leap Opensuse
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-05T23:32:21.234Z

Reserved: 2016-03-01T00:00:00.000Z

Link: CVE-2016-2821

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2016-06-13T10:59:04.370

Modified: 2026-05-06T22:30:45.220

Link: CVE-2016-2821

cve-icon Redhat

Severity : Moderate

Publid Date: 2016-06-08T00:00:00Z

Links: CVE-2016-2821 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses