MEDIUM
Grand Central Dispatch in Apple iOS before 9.1, OS X before 10.11.1, and watchOS before 2.0.1 allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted package that is mishandled during dispatch calls
Published Oct 23, 2015
6.8
MEDIUMCVSS 2.0
EPSS 2.34%
Description
Grand Central Dispatch in Apple iOS before 9.1, OS X before 10.11.1, and watchOS before 2.0.1 allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted package that is mishandled during dispatch calls.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.34% 0.02336
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02336
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.34% (0.02336) | 82.96th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.34% (0.02336) | 81.30th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.81% (0.00809) | 72.53th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.43% (0.00427) | 75.21th | v3 (v2023.03.01) |
| Jun 29, 2024 | 0.38% (0.00381) | 73.12th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.27% (0.00267) | 66.74th | v3 (v2023.03.01) |
| Jun 10, 2023 | 0.27% (0.00267) | 62.94th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.25% (0.00246) | 60.70th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.59% (0.01590) | 75.40th | v2 (v2022.01.01) |
| Mar 2, 2023 | 1.59% (0.01590) | 75.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.59% (0.01590) | 73.38th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.59% (0.01590) | 52.25th | v2 (v2022.01.01) |
Weaknesses (1)
References (7)
- http://lists.apple.com/archives/security-announce/2015/Oct/msg00002.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Oct/msg00003.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://www.securitytracker.com/id/1033929 vdb-entryx_refsource_SECTRACK
- https://support.apple.com/HT205370 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT205375 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT205378 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://lists.apple.com/archives/security-announce/2015/Oct/msg00002.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://lists.apple.com/archives/security-announce/2015/Oct/msg00003.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://lists.apple.com/archives/security-announce/2015/Oct/msg00005.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://www.securitytracker.com/id/1033929 | vdb-entryx_refsource_SECTRACK | |
| https://support.apple.com/HT205370 | x_refsource_CONFIRMVendor Advisory | |
| https://support.apple.com/HT205375 | x_refsource_CONFIRMVendor Advisory | |
| https://support.apple.com/HT205378 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apple
Published Oct 23, 2015
Updated Aug 6, 2024
Reserved Sep 16, 2015
Link CVE-2015-6989
CISA Vulnrichment
Updated n/a