CVE-2009-2649
The IATA (ata) driver in FreeBSD 6.0 and 8.0, when read access to /dev is available, allows local...
The IATA (ata) driver in FreeBSD 6.0 and 8.0, when read access to /dev is available, allows local users to cause a denial of service (kernel panic) via a certain IOCTL request with a large count, which triggers a malloc call with a large value.
Exploit likelihood
What each source reports
NVD Score used
The IATA (ata) driver in FreeBSD 6.0 and 8.0, when read access to /dev is available, allows local users to cause a denial of service (kernel panic) via a certain IOCTL request with a large count, which triggers a malloc call with a large value.
- Record
CVE-2009-2649- CVSS 2.0
- 4.7 Medium
AV:L/AC:M/Au:N/C:N/I:N/A:C - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
The IATA (ata) driver in FreeBSD 6.0 and 8.0, when read access to /dev is available, allows local users to cause a denial of service (kernel panic) via a certain IOCTL request with a large count, which triggers a malloc call with a large value.
- Record
CVE-2009-2649- Updated
- 2026-11-02
EUVDEUVD-2009-2643 No score
The IATA (ata) driver in FreeBSD 6.0 and 8.0, when read access to /dev is available, allows local users to cause a denial of service (kernel panic) via a certain IOCTL request with a large count, which triggers a malloc call with a large value.
- Record
EUVD-2009-2643- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7h6h-gqjm-2r96 No score
The IATA (ata) driver in FreeBSD 6.0 and 8.0, when read access to /dev is available, allows local...
The IATA (ata) driver in FreeBSD 6.0 and 8.0, when read access to /dev is available, allows local users to cause a denial of service (kernel panic) via a certain IOCTL request with a large count, which triggers a malloc call with a large value.
- Record
GHSA-7h6h-gqjm-2r96- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | FreeBSD 6/8 - ata Device Local Denial of Service | 2009-07-13 |
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-2009-2649 is a medium vulnerability (CVSS 4.7) in Freebsd, published July 30, 2009. 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.