CVE-2021-30939

An out-of-bounds read was addressed with improved bounds checking

published August 24, 2021

CVSS
—
EPSS
4%
Percentile
90.6
In the wild
Unconfirmed
What it is

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, Security Update 2021-008 Catalina, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing a maliciously crafted image may lead to arbitrary code execution.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.04050 · 90.6th percentile
Published
2021-08-24T18:50Z
EPSS history
Timeline
  • 24 AUG 18:50Z
    An out-of-bounds read was addressed with improved bounds checking
    cvelistv5