---
cve: "CVE-2009-4131"
severity: "LOW"
cvss: 3.1
epss: "79%"
vendor: "n/a"
kev: false
exploited: false
published: "2009-12-13 01:30:00"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-18T08:38:21+02:00"
---

# CVE-2009-4131

> 3.1 LOW

## Beschreibung

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-Evidenz

- [EDB-33395 — Linux Kernel 2.6.x - Ext4 'move extents' ioctl Privilege Escalation](https://www.exploit-db.com/exploits/33395) ✅

## Referenzen

- <https://bugzilla.redhat.com/show_bug.cgi?id=544471>
- <http://lkml.org/lkml/2009/12/9/255>
- <http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.32-git6.log>
- <http://git.kernel.org/?p=linux/kernel/git/tytso/ext4.git%3Ba=commit%3Bh=4a58579b9e4e2a35d57e6c9c8483e52f6f1b7fd6>
- <http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html>
- <http://www.mandriva.com/security/advisories?name=MDVSA-2009:329>
- <http://www.ubuntu.com/usn/USN-869-1>
- <http://secunia.com/advisories/37686>
- <http://secunia.com/advisories/37658>
- <http://www.vupen.com/english/advisories/2009/3468>
- <http://www.theregister.co.uk/2009/12/11/linux_kernel_bugs_patched/>
- <https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00702.html>
- <http://secunia.com/advisories/38017>
- <http://www.securityfocus.com/bid/37277>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2009-4131) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_