An out-of-bounds read issue existed that led to the disclosure of kernel memory
Published Dec 18, 2019
5.5
MEDIUMCVSS 3.1
EPSS 0.35%
Description
An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A malicious application may be able to determine kernel memory layout.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<iOS 12.2
- Version
-
- Version unspecifiedStatusaffectedConstraints<macOS Mojave 10.14.4
- Version
-
- Version unspecifiedStatusaffectedConstraints<tvOS 12.2
- Version
-
- Version unspecifiedStatusaffectedConstraints<watchOS 5.2
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Apple | iOS | n/a |
| ||||||
| Apple | macOS | n/a |
| ||||||
| Apple | tvOS | n/a |
| ||||||
| Apple | watchOS | n/a |
|
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.35% (0.00346) | 25.72th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.35% (0.00346) | 28.20th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.04% (0.00045) | 16.02th | v3 (v2023.03.01) |
| Apr 30, 2024 | 0.04% (0.00045) | 14.22th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00045) | 12.21th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.96% (0.01963) | 55.86th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.69% (0.00685) | 18.90th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.15% (0.00153) | 0.00th | v1 |
References (4)
- https://support.apple.com/HT209599 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT209600 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT209601 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT209602 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://support.apple.com/HT209599 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT209600 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT209601 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT209602 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.