Description
A type confusion issue was addressed with improved memory handling. This issue is fixed in Safari 14.0. Processing maliciously crafted web content may lead to arbitrary code execution.
References (5)
Core 5
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/HT211845
Mailing List, Third Party Advisory mailing-list
x_refsource_fulldisc
http://seclists.org/fulldisclosure/2020/Nov/18
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2020/11/23/3
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2020/dsa-4797
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202012-10
Scores
CVSS v3
8.8
EPSS
0.0029
EPSS Percentile
52.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-843
Status
published
Products (3)
apple/safari
< 14.0
debian/debian_linux
10.0
webkit/webkitgtk\+
< 2.30.3
Published
Oct 16, 2020
Tracked Since
Feb 18, 2026