CVE-2021-21779
6.8
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | Webkit | Webkit WebKitGTK 2.30.4 | affected |
Weaknesses
- CWE-416: CWE-416: Use After Free
ADP Enrichment
CVE Program Container
Additional References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1238
- http://www.openwall.com/lists/oss-security/2021/07/23/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V4QORERLPDN3UNNJFJSOMHZZCU2G75Q6/
- https://www.debian.org/security/2021/dsa-4945
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KYMMBQN4PRVDLMIJT2LY2BWHLYBD57P3/
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1238
- http://www.openwall.com/lists/oss-security/2021/07/23/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V4QORERLPDN3UNNJFJSOMHZZCU2G75Q6/
- https://www.debian.org/security/2021/dsa-4945
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KYMMBQN4PRVDLMIJT2LY2BWHLYBD57P3/
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