vulnerability

OS X update for SMB (CVE-2021-30845)

Try Surface Command
Back to search
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:C/I:N/A:N)
Published
Nov 17, 2021
Added
Nov 17, 2021
Modified
Aug 13, 2025

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.6. A local user may be able to read kernel memory.

Solution

apple-osx-upgrade-11_6

References

Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.

Try it today