CVE-2021-30728
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.3%
exploitation probability
1.3%top 30% of all CVEs
observed exploitation
nono source reports it
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A malicious application may be able to execute arbitrary code with kernel privileges.
Affected products
Apple · macOS