PT-2020-20932
CVE-2021-1775
·
تاريخ النشر
2020-11-12
·
تاريخ التحديث
2021-04-09
الوصف من
CVSS 3.1
7.8
عاليةالمقاييسAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions
macOS versions prior to 11.2
Security Update 2021-001 Catalina
Security Update 2021-001 Mojave
Description
The issue allows for arbitrary code execution when processing a maliciously crafted font. This is due to an integer underflow in the TTF parsing component of the libFontParser library.
Recommendations
For macOS versions prior to 11.2, update to macOS Big Sur 11.2 or apply Security Update 2021-001.
For Catalina, apply Security Update 2021-001.
For Mojave, apply Security Update 2021-001.
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