Actively exploited · Published Jan 10, 2024 · Assigned by apple
CVE-2023-41974
High 7.8 Exploited
In plain English
A high-severity use-after-free in iOS and iPadOS from Apple. Attackers are actively exploiting it in the wild (listed by CISA on March 5, 2026). The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 80% of all known vulnerabilities). Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA guidance
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Federal agencies must remediate by Mar 26, 2026.
Official description
A use-after-free issue was addressed with improved memory management. This issue is fixed in iOS 17 and iPadOS 17, iOS 15.8.7 and iPadOS 15.8.7. An app may be able to execute arbitrary code with kernel privileges.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Apple | iOS and iPadOS | unspecified – before 17 |
| Apple | iOS and iPadOS | unspecified – before 15.8.7 |
Weakness: CWE-416 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://support.apple.com/en-us/120949
- https://support.apple.com/en-us/126632
- https://support.apple.com/en-us/HT213938 x_transferred
- https://support.apple.com/kb/HT213938
- https://cloud.google.com/blog/topics/threat-intelligence/coruna-powerful-ios-exploit-kit third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-41974 government-resource