A use after free issue was addressed with improved memory management
Published Dec 18, 2019
9.8
CRITICALCVSS 3.1
EPSS 13.29%
Description
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.3, tvOS 12.3, watchOS 5.2.1. A remote attacker may be able to cause arbitrary code execution.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<iOS 12.3
- Version
-
- Version unspecifiedStatusaffectedConstraints<tvOS 12.3
- Version
-
- Version unspecifiedStatusaffectedConstraints<watchOS 5.2.1
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
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 v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 13.29% (0.13289) | 96.28th | v5 (v2026.06.15) |
| Jun 15, 2026 | 12.62% (0.12621) | 95.72th | v5 (v2026.06.15) |
| Mar 2, 2026 | 9.59% (0.09586) | 92.77th | v4 (v2025.03.14) |
| Nov 21, 2025 | 4.09% (0.04088) | 88.08th | v4 (v2025.03.14) |
| Nov 18, 2025 | 11.54% (0.11545) | 92.92th | v4 (v2025.03.14) |
| Oct 20, 2025 | 4.09% (0.04088) | 88.01th | v4 (v2025.03.14) |
| May 21, 2025 | 5.39% (0.05392) | 89.59th | v4 (v2025.03.14) |
| Mar 30, 2025 | 7.18% (0.07178) | 90.72th | v4 (v2025.03.14) |
| Mar 29, 2025 | 17.84% (0.17837) | 91.97th | v4 (v2025.03.14) |
| Mar 17, 2025 | 7.51% (0.07510) | 91.15th | v4 (v2025.03.14) |
| Dec 12, 2024 | 6.79% (0.06788) | 94.13th | v3 (v2023.03.01) |
| Oct 7, 2023 | 6.72% (0.06724) | 93.02th | v3 (v2023.03.01) |
| May 23, 2023 | 6.59% (0.06595) | 92.70th | v3 (v2023.03.01) |
| Mar 7, 2023 | 6.31% (0.06314) | 92.48th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.18% (0.07176) | 92.30th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.18% (0.07176) | 91.55th | v2 (v2022.01.01) |
| Feb 4, 2022 | 30.28% (0.30283) | 96.32th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.21% (0.01207) | 29.98th | v1 |
| Jan 6, 2022 | 1.21% (0.01207) | 29.34th | v1 |
| Sep 1, 2021 | 1.21% (0.01207) | 67.16th | v1 |
| Apr 14, 2021 | 1.21% (0.01207) | 0.00th | v1 |
References (3)
- https://support.apple.com/HT210118 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT210120 x_refsource_MISCVendor Advisory
- https://support.apple.com/HT210122 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://support.apple.com/HT210118 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT210120 | x_refsource_MISCVendor Advisory | |
| https://support.apple.com/HT210122 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.