A use-after-free vulnerability exists in the way Webkit’s GraphicsContext handles certain events in WebKitGTK 2.30.4. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability.
Metrics
Affected Vendors & Products
References
History
Wed, 16 Jul 2025 13:45:00 +0000
Type | Values Removed | Values Added |
---|---|---|
Metrics |
epss
|
epss
|
Tue, 15 Jul 2025 13:45:00 +0000
Type | Values Removed | Values Added |
---|---|---|
Metrics |
epss
|
epss
|
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
|

Status: PUBLISHED
Assigner: talos
Published: 2021-07-08T11:21:56
Updated: 2024-08-03T18:23:29.206Z
Reserved: 2021-01-04T00:00:00
Link: CVE-2021-21779

No data.

Status : Modified
Published: 2021-07-08T12:15:09.903
Modified: 2024-11-21T05:48:57.273
Link: CVE-2021-21779
