CVEvulnerability

CVE-2021-30726

7.8 HIGH Published 2021-09-08 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-09-08
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
9.3 HIGH — AV:N/AC:M/Au:N/C:C/I:C/A:C
Weaknesses
CWE-787

Description

A malicious application may be able to execute arbitrary code with kernel privileges. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. An out-of-bounds write issue was addressed with improved bounds checking.

Affected configurations

• apple mac os x (>= 10.14.0 <= 10.14.5) • apple mac os x (>= 10.15 <= 10.15.6) • apple mac os x 10.14.6 • apple mac os x 10.15.7 • apple macos (>= 11.0.1 < 11.4)

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References