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
Advisories
Source | ID | Title |
---|---|---|
![]() |
DSA-4945-1 | webkit2gtk security update |
![]() |
EUVD-2021-8951 | 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. |
![]() |
USN-5024-1 | WebKitGTK vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
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:
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


No data.