The __sflush function in fflush.c in stdio in libc in FreeBSD 10.1 and the kernel in Apple iOS before 9 mishandles failures of the write system call, which allows context-dependent attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a crafted application
Published Sep 18, 2015
6.9
MEDIUMCVSS 2.0
EPSS 0.49%
Description
The __sflush function in fflush.c in stdio in libc in FreeBSD 10.1 and the kernel in Apple iOS before 9 mishandles failures of the write system call, which allows context-dependent attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a crafted application.
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.
AV:L/AC:M/Au:N/C:C/I:C/A:C
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
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.49% (0.00488) | 39.77th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.49% (0.00488) | 37.96th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.26% (0.00256) | 47.07th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.09% (0.00090) | 40.04th | v3 (v2023.03.01) |
| May 25, 2024 | 0.15% (0.00155) | 51.79th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00080) | 32.59th | 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) |
References (6)
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html vendor-advisoryx_refsource_APPLEVendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html vendor-advisoryx_refsource_APPLEVendor Advisory
- https://support.apple.com/HT205212 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT205267 x_refsource_CONFIRMVendor Advisory
- https://svnweb.freebsd.org/base?view=revision&revision=275665 x_refsource_CONFIRM
- https://www.freebsd.org/security/advisories/FreeBSD-SA-14:27.stdio.asc vendor-advisoryx_refsource_FREEBSDVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://lists.apple.com/archives/security-announce/2015/Sep/msg00001.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html | vendor-advisoryx_refsource_APPLEVendor Advisory | |
| https://support.apple.com/HT205212 | x_refsource_CONFIRMVendor Advisory | |
| https://support.apple.com/HT205267 | x_refsource_CONFIRMVendor Advisory | |
| https://svnweb.freebsd.org/base?view=revision&revision=275665 | x_refsource_CONFIRM | |
| https://www.freebsd.org/security/advisories/FreeBSD-SA-14:27.stdio.asc | vendor-advisoryx_refsource_FREEBSDVendor Advisory |
Change history (0)
No recorded changes yet.