CVE-2011-4062
Buffer overflow in the kernel in FreeBSD 7.3 through 9.0-RC1 allows local users to cause a denial...
Buffer overflow in the kernel in FreeBSD 7.3 through 9.0-RC1 allows local users to cause a denial of service (panic) or possibly gain privileges via a bind system call with a long pathname for a UNIX socket.
Exploit likelihood
What each source reports
NVD Score used
Buffer overflow in the kernel in FreeBSD 7.3 through 9.0-RC1 allows local users to cause a denial of service (panic) or possibly gain privileges via a bind system call with a long pathname for a UNIX socket.
- Record
CVE-2011-4062- CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Buffer overflow in the kernel in FreeBSD 7.3 through 9.0-RC1 allows local users to cause a denial of service (panic) or possibly gain privileges via a bind system call with a long pathname for a UNIX socket.
- Record
CVE-2011-4062- Updated
- 2026-11-02
EUVDEUVD-2011-4014 No score
Buffer overflow in the kernel in FreeBSD 7.3 through 9.0-RC1 allows local users to cause a denial of service (panic) or possibly gain privileges via a bind system call with a long pathname for a UNIX socket.
- Record
EUVD-2011-4014- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4jfx-pxp6-7456 No score
Buffer overflow in the kernel in FreeBSD 7.3 through 9.0-RC1 allows local users to cause a denial...
Buffer overflow in the kernel in FreeBSD 7.3 through 9.0-RC1 allows local users to cause a denial of service (panic) or possibly gain privileges via a bind system call with a long pathname for a UNIX socket.
- Record
GHSA-4jfx-pxp6-7456- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kfreebsd-8Debian:6.0 |
before 8.1+dfsg-8+squeeze2, plus listed versions 8.1+dfsg-7.18.1+dfsg-88.1+dfsg-8+squeeze1 |
8.1+dfsg-8+squeeze2 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | FreeBSD - UIPC socket heap Overflow (PoC) | 2011-09-30 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-4062 is a high vulnerability (CVSS 7.2) in Freebsd, published October 18, 2011. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.91%, the 59th percentile. Fixed in kfreebsd-8 8.1+dfsg-8+squeeze2.