CVE-2015-3798
The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context...
The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context-dependent attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted regular expression, a different vulnerability than CVE-2015-3796 and CVE-2015-3797.
Exploit likelihood
What each source reports
NVD Score used
The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context-dependent attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted regular expression, a different vulnerability than CVE-2015-3796 and CVE-2015-3797.
- Record
CVE-2015-3798- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context-dependent attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted regular expression, a different vulnerability than CVE-2015-3796 and CVE-2015-3797.
- Record
CVE-2015-3798- Updated
- 2026-11-02
EUVDEUVD-2015-3834 No score
The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context-dependent attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted regular expression, a different vulnerability than CVE-2015-3796 and CVE-2015-3797.
- Record
EUVD-2015-3834- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-r4xv-4m8v-9gfg No score
The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context...
The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context-dependent attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted regular expression, a different vulnerability than CVE-2015-3796 and CVE-2015-3797.
- Record
GHSA-r4xv-4m8v-9gfg- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Apple Mac OSX Regex Engine (TRE) - Integer Signedness / Overflow | 2015-09-22 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2015-3798 is a high vulnerability (CVSS 7.5) in Apple Iphone Os, published August 16, 2015. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 13.3%, the 96th percentile. No source names a fixed version.