CVE-2021-21775

CVSS 6.8 MEDIUMEPSS 1.3%CWE-416

Vexday Risk Score

13Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 6.8EPSS 1.3%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Ciclo de vida

07 jul 2021Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

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.

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:L

Productos afectados

n/a · Webkit

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Referencias

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KYMMBQN4PRVDLMIJT2LY2BWHLYBD57P3/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V4QORERLPDN3UNNJFJSOMHZZCU2G75Q6/https://talosintelligence.com/vulnerability_reports/TALOS-2021-1229 https://www.debian.org/security/2021/dsa-4945 http://www.openwall.com/lists/oss-security/2021/07/23/1