Out-of-bounds write in Apple iOS
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows. A sandboxed process may be able to circumvent sandbox restrictions.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apple | iOS | before iOS 12.2 | iOS 12.2 | Patch available | CNA |
| Apple | tvOS | before tvOS 12.2 | tvOS 12.2 | Patch available | CNA |
| Apple | Safari | before Safari 12.1 | Safari 12.1 | Patch available | CNA |
| Apple | iTunes for Windows | before iTunes 12.9.4 for Windows | iTunes 12.9.4 for Windows | Patch available | CNA |
- iOS VendorApple Affected before iOS 12.2 Fixed in iOS 12.2 Patch available CNA
- tvOS VendorApple Affected before tvOS 12.2 Fixed in tvOS 12.2 Patch available CNA
- Safari VendorApple Affected before Safari 12.1 Fixed in Safari 12.1 Patch available CNA
- iTunes for Windows VendorApple Affected before iTunes 12.9.4 for Windows Fixed in iTunes 12.9.4 for Windows Patch available CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* | before 12.9.4 | Vulnerable | Apple |
| cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* | before 12.1 | Vulnerable | Apple |
| cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | before 12.2 | Vulnerable | Apple |
| cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* | before 12.2 | Vulnerable | Apple |
- cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:* Versions before 12.9.4 Vulnerable ·Apple
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* Versions before 12.1 Vulnerable ·Apple
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* Versions before 12.2 Vulnerable ·Apple
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* Versions before 12.2 Vulnerable ·Apple
Remediation
- Fix · CNA iOS (Apple) Fixed in iOS 12.2
- Fix · CNA tvOS (Apple) Fixed in tvOS 12.2
- Fix · CNA Safari (Apple) Fixed in Safari 12.1
- Fix · CNA iTunes for Windows (Apple) Fixed in iTunes 12.9.4 for Windows
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Apple iOS iOS 12.2
49 records Highest priority Priority CRITICAL 1 CRITICAL, 18 MEDIUM, 30 LOW
Other records, highest priority first
- TI-2019-06084 Type confusion in Apple iOSPriority CRITICAL 97
- TI-2019-06096 Out-of-bounds write in Apple iOSPriority MEDIUM 51
- TI-2019-06134 Out-of-bounds write in Apple iOSPriority MEDIUM 48
- Release ·
Apple tvOS tvOS 12.2
33 records Highest priority Priority CRITICAL 1 CRITICAL, 17 MEDIUM, 15 LOW
Other records, highest priority first
- TI-2019-06084 Type confusion in Apple iOSPriority CRITICAL 97
- TI-2019-06096 Out-of-bounds write in Apple iOSPriority MEDIUM 51
- TI-2019-06134 Out-of-bounds write in Apple iOSPriority MEDIUM 48
Show 2 more groups
- Release ·
Apple Safari Safari 12.1
20 records Highest priority Priority CRITICAL 1 CRITICAL, 14 MEDIUM, 5 LOW
Other records, highest priority first
- TI-2019-06084 Type confusion in Apple iOSPriority CRITICAL 97
- TI-2019-06096 Out-of-bounds write in Apple iOSPriority MEDIUM 51
- TI-2019-06134 Out-of-bounds write in Apple iOSPriority MEDIUM 48
- Release ·
Apple iTunes for Windows iTunes 12.9.4 for Windows
19 records Highest priority Priority CRITICAL 1 CRITICAL, 14 MEDIUM, 4 LOW
Other records, highest priority first
- TI-2019-06084 Type confusion in Apple iOSPriority CRITICAL 97
- TI-2019-06096 Out-of-bounds write in Apple iOSPriority MEDIUM 51
- TI-2019-06134 Out-of-bounds write in Apple iOSPriority MEDIUM 48
Timeline
- 2026-10-02 Threatist record created from CVE-2019-8562
- 2026-10-03 Alias added: GHSA-5qc4-qvx4-264m
References
More Apple Iphone Os vulnerabilities
- TI-2025-28008 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
- TI-2025-22441 Apple iOS and iPadOS: An attacker with arbitrary read and write capability may be able to… KEVCVSS 3.1CRITICAL 9.8
- TI-2025-22440 Memory corruption in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
- TI-2025-17951 Out-of-bounds write in Apple Safari KEVCVSS 3.1CRITICAL 10.0
- TI-2025-17847 Use after free in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 10.0
- TI-2022-06854 Out-of-bounds write in Apple iOS and iPadOS KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2019-8562 · CVE Program
- CVE-2019-8562 · NVD
- FIRST EPSS
- GHSA-5qc4-qvx4-264m · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences