CVE-2007-6261
Integer overflow in the load_threadstack function in the Mach-O loader (mach_loader.c) in the xnu...
Integer overflow in the load_threadstack function in the Mach-O loader (mach_loader.c) in the xnu kernel in Apple Mac OS X 10.4 through 10.5.1 allows local users to cause a denial of service (infinite loop) via a crafted Mach-O binary.
Exploit likelihood
What each source reports
NVD Score used
Integer overflow in the load_threadstack function in the Mach-O loader (mach_loader.c) in the xnu kernel in Apple Mac OS X 10.4 through 10.5.1 allows local users to cause a denial of service (infinite loop) via a crafted Mach-O binary.
- Record
CVE-2007-6261- CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-189
- Updated
- 2026-11-02
CVE List No score
Integer overflow in the load_threadstack function in the Mach-O loader (mach_loader.c) in the xnu kernel in Apple Mac OS X 10.4 through 10.5.1 allows local users to cause a denial of service (infinite loop) via a crafted Mach-O binary.
- Record
CVE-2007-6261- Updated
- 2026-11-02
EUVDEUVD-2007-6229 No score
Integer overflow in the load_threadstack function in the Mach-O loader (mach_loader.c) in the xnu kernel in Apple Mac OS X 10.4 through 10.5.1 allows local users to cause a denial of service (infinite loop) via a crafted Mach-O binary.
- Record
EUVD-2007-6229- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mhcr-j4x3-h5xc No score
Integer overflow in the load_threadstack function in the Mach-O loader (mach_loader.c) in the xnu...
Integer overflow in the load_threadstack function in the Mach-O loader (mach_loader.c) in the xnu kernel in Apple Mac OS X 10.4 through 10.5.1 allows local users to cause a denial of service (infinite loop) via a crafted Mach-O binary.
- Record
GHSA-mhcr-j4x3-h5xc- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Apple Mac OSX xnu 1228.0 - 'mach-o' Local Kernel Denial of Service (PoC) | 2007-12-04 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| aliases, exploits, facts, references, title | Exploit-DB, GitHub Advisories | |
| first indexed | CVE List, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2007-6261 is a medium vulnerability (CVSS 4.9) in Apple Mac Os X, published December 6, 2007. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.78%, the 56th percentile. No source names a fixed version.