CVE-2021-30845

EPSS 0.2%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

19 Oct 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

Affected products

Apple · macOS

References

https://support.apple.com/en-us/HT212804