Use After Free in Apple Ipados
CVE-2022-26757
A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.5, iOS 15.5 and iPadOS 15.5, Security Update 2022-004 Catalina, watchOS 8.6, macOS Big Sur 11.6.6, macOS Monterey 12.4. An application may be able to execute arbitrary code with kernel privileges.
Vulnerability class: Use-After-Free
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: 0.029 (86.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
- Apple Ipados
- Apple Iphone OS
- Apple macOS
- Apple Mac OS X — versions 10.15.7
- Apple tvOS
- Apple watchOS — 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)
- support.apple.com/en-us/HT213258 (Vendor Advisory)
- support.apple.com/en-us/HT213253 (Vendor Advisory)
- support.apple.com/en-us/HT213254 (Vendor Advisory)
- support.apple.com/en-us/HT213257 (Vendor Advisory)
- packetstormsecurity.com/files/167517/XNU-Flow-Divert-Race-Condition-Use-After-F… (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-26757?
- CVE-2022-26757 is a high-severity vulnerability in Apple Ipados, classified under Use After Free. CVSS score: 7.8/10. Published 2022-05-26.
- How severe is CVE-2022-26757?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2022-26757 known to be exploited?
- 13 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.