Apple · Dtrace · CVE-2020-27949
**Name of the Vulnerable Software and Affected Versions**
macOS Big Sur versions prior to 11.1
Security Update 2020-001 Catalina (affected versions not specified)
Security Update 2020-007 Mojave (affected versions not specified)
**Description**
The issue allows a malicious application to cause unexpected changes in memory belonging to processes traced by DTrace. This is due to insufficient checks that can be exploited to perform unauthorized actions.
**Recommendations**
For macOS Big Sur, update to version 11.1 or later.
For Security Update 2020-001 Catalina, apply the security update.
For Security Update 2020-007 Mojave, apply the security update.
As a temporary workaround, consider restricting the use of DTrace until a patch is available.