What is CVE-2022-32939?

CVE-2022-32939 is a high-severity vulnerability in Apple iOS And Ipados, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2022-11-01.

How severe is CVE-2022-32939?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2022-32939 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Apple iOS And Ipados

CVE-2022-32939

The issue was addressed with improved bounds checks. This issue is fixed in iOS 15.7.1 and iPadOS 15.7.1, iOS 16.1 and iPadOS 16. An app may be able to execute arbitrary code with kernel privileges.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (17.7th 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

Apple Ios And Ipados — versions unspecified
Apple Ipados
Apple Iphone_os — versions 16.0

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

h26forge/h26forge

References

product-security@apple.com (Vendor Advisory)
product-security@apple.com (Vendor Advisory)

Frequently asked questions

What is CVE-2022-32939?: CVE-2022-32939 is a high-severity vulnerability in Apple iOS And Ipados, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2022-11-01.
How severe is CVE-2022-32939?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2022-32939 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.