CVE-2009-4131
The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux...
The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel before 2.6.32-git6 allows local users to overwrite arbitrary files via a crafted request, related to insufficient checks for file permissions.
Exploit likelihood
What each source reports
NVD Score used
The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel before 2.6.32-git6 allows local users to overwrite arbitrary files via a crafted request, related to insufficient checks for file permissions.
- Record
CVE-2009-4131- CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel before 2.6.32-git6 allows local users to overwrite arbitrary files via a crafted request, related to insufficient checks for file permissions.
- Record
CVE-2009-4131- Updated
- 2026-11-02
EUVDEUVD-2009-4101 No score
The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel before 2.6.32-git6 allows local users to overwrite arbitrary files via a crafted request, related to insufficient checks for file permissions.
- Record
EUVD-2009-4101- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w5q9-4w6f-xc45 No score
The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux...
The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel before 2.6.32-git6 allows local users to overwrite arbitrary files via a crafted request, related to insufficient checks for file permissions.
- Record
GHSA-w5q9-4w6f-xc45- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10128-1 No score
kernel-debug-4.8.13-1.1 on GA media
These are all security issues fixed in the kernel-debug-4.8.13-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10128-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kernel-sourceopenSUSE:Tumbleweed From an advisory covering 82 CVEs |
before 4.8.13-1.1 | 4.8.13-1.1 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Linux Kernel 2.6.x - Ext4 'move extents' ioctl Privilege Escalation | 2009-11-09 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| 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-2009-4131 is a high vulnerability (CVSS 7.2) in Linux Kernel, published December 13, 2009. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.79%, the 56th percentile. No source names a fixed version.
References
bugzilla.redhat.com/show_bug.cgi?id=544471
lkml.org/lkml/2009/12/9/255
kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.32-git6.log
git.kernel.org?p=linux/kernel/git/tytso/ext4.git%3Ba=commit%3Bh=4a58579b9e4e2a35d57e6c9c8483e52f6f1b7fd6
lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html
mandriva.com/security/advisories?name=MDVSA-2009:329
Show 94 moreShow less
ubuntu.com/usn/USN-869-1
secunia.com/advisories/37686
vupen.com/english/advisories/2009/3468
theregister.co.uk/2009/12/11/linux_kernel_bugs_patched
redhat.com/archives/fedora-package-announce/2009-December/msg00702.html
securityfocus.com/bid/37277
nvd.nist.gov/vuln/detail/CVE-2009-4131
access.redhat.com/security/cve/CVE-2009-4131
github.com/advisories/GHSA-w5q9-4w6f-xc45
suse.com/security/cve/CVE-2009-3939