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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.009 (59.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: +0.000
Affected products
- Apple macOS — versions unspecified
- Apple Mac OS X — versions 10.15.7
- Apple Security Update - Catalina — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support.apple.com/en-us/HT213255 (Vendor Advisory)
- support.apple.com/en-us/HT213256 (Vendor Advisory)
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.