CVE-2021-30771

An out-of-bounds write was addressed with improved input validation

published March 18, 2022

CVSS
—
EPSS
1%
Percentile
71.2
In the wild
Unconfirmed
What it is

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, iOS 14.6 and iPadOS 14.6, watchOS 7.5, tvOS 14.6. Processing a maliciously crafted font file may lead to arbitrary code execution.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01347 · 71.2th percentile
Published
2022-03-18T17:59Z
EPSS history
Timeline
  • 18 MAR 17:59Z
    An out-of-bounds write was addressed with improved input validation
    cvelistv5