Description
A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage.
Published: 2021-07-07
Score: 8.0 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-4945-1 webkit2gtk security update
EUVD EUVD EUVD-2021-8947 A use-after-free vulnerability exists in the way certain events are processed for ImageLoader objects of Webkit WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. In order to trigger the vulnerability, a victim must be tricked into visiting a malicious webpage.
Ubuntu USN Ubuntu USN USN-5024-1 WebKitGTK vulnerabilities
History

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00145}

epss

{'score': 0.00187}


Mon, 07 Jul 2025 14:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Els
CPEs cpe:/o:redhat:rhel_els:7
Vendors & Products Redhat rhel Els

Subscriptions

Debian Debian Linux
Fedoraproject Fedora
Redhat Enterprise Linux Rhel Els
Webkitgtk Webkitgtk
cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published:

Updated: 2024-08-03T18:23:29.399Z

Reserved: 2021-01-04T00:00:00.000Z

Link: CVE-2021-21775

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-07-07T22:15:07.960

Modified: 2024-11-21T05:48:56.740

Link: CVE-2021-21775

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-07-28T00:00:00Z

Links: CVE-2021-21775 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses