Buffer overflow in Apple macOS
CVE-2022-26776
This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.4, macOS Big Sur 11.6.6. An attacker may be able to cause unexpected application termination or arbitrary code execution.
Vulnerability class: Buffer Overflow
EPSS: 0.020 (78.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apple Macos — versions unspecified
Weakness classification (CWE)
References
- product-security@apple.com (x_refsource_CONFIRM)
- product-security@apple.com (x_refsource_CONFIRM)
- product-security@apple.com (x_refsource_CONFIRM)
- product-security@apple.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Release Notes, Vendor Advisory)
Frequently asked questions
- What is CVE-2022-26776?
- CVE-2022-26776 is a critical-severity vulnerability in Apple macOS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2022-05-26.
- How severe is CVE-2022-26776?
- Critical severity. CVSS v3 base score is 9.8 out of 10.