DEBIAN-CVE-2020-9947

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2020-9947
Downstream
DSA-4797-1
Published: 08 Dec 2020, 20:15
Last modified:19 Nov 2025, 02:02

Vulnerability Summary

Overall Risk (default)
medium
35/100
CVSS Score
8.8 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

08 Dec 2020, 20:15
Published
Vulnerability first disclosed
19 Nov 2025, 02:02
Last Modified
Vulnerability information updated

Description

A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS Metrics

  • v3.1•HIGH•Score: 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Systems

  • debian•webkit2gtk

    < 2.30.1-1 | < 2.30.1-1 | < 2.30.1-1 | < 2.30.1-1

  • debian•wpewebkit

    < 2.30.0-1 | < 2.30.0-1 | < 2.30.0-1 | < 2.30.0-1

References (1)