Back
CVE-2009-4131
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…
High7.2EPSS 0.79%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 0.79% · top 44% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.2.
Weakness
Affected products
n/a
- affected n/a
References (14)
- https://bugzilla.redhat.com/show_bug.cgi?id=544471 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [linux-kernel] 20091209 [GIT PULL] ext4 updates for v2.6.33 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.32-git6.log (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://git.kernel.org/?p=linux/kernel/git/tytso/ext4.git%3Ba=commit%3Bh=4a58579b9e4e2a35d57e6c9c8483e52f6f1b7fd6 (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SA:2010:001 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- MDVSA-2009:329 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- USN-869-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 37686 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 37658 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2009-3468 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- http://www.theregister.co.uk/2009/12/11/linux_kernel_bugs_patched/ (opens in a new tab)x_refsource_MISCx_transferred
- FEDORA-2009-13039 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 38017 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 37277 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2009-4131)Record last updated .