Buffer overflow in Apple Macos

CVE-2022-26761

A memory corruption issue was addressed with improved memory handling. This issue is fixed in Security Update 2022-004 Catalina, macOS Big Sur 11.6.6. An application may be able to execute arbitrary code with kernel privileges.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (55.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-26761?
CVE-2022-26761 is a high-severity vulnerability in Apple Macos, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-05-26.
How severe is CVE-2022-26761?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2022-26761 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.