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CVE-2012-4508
Race condition in fs/ext4/extents.c in the Linux kernel before 3.4.16 allows local users to obtain sensitive information from a deleted…
Low1.9EPSS 0.29%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Race condition in fs/ext4/extents.c in the Linux kernel before 3.4.16 allows local users to obtain sensitive information from a deleted file by reading an extent that was not properly marked as uninitialized.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low1.9 | AV:L/AC:M/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.29% · top 79% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 1.9.
Weakness
Affected products
n/a
- affected n/a
References (14)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=dee1f973ca341c266229faa5a1a5bb268bed3531 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2012:1540 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2013:0496 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2013:1783 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.16 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-1645-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-1899-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2013:1519 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- SUSE-SU-2012:1679 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://github.com/torvalds/linux/commit/dee1f973ca341c266229faa5a1a5bb268bed3531 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2012-17479 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=869904 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20121025 CVE-2012-4508 -- kernel: ext4: AIO vs fallocate stale data exposure (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-1900-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_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)
Record last updated .