Back
CVE-2011-2695
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON…
Medium4.9EPSS 0.45%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON and system crash) by accessing a sparse file in extent format with a write operation involving a block number corresponding to the largest possible 32-bit unsigned integer.
Timeline
ID reserved
By redhat
- 17 days later
· 17 days later
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.45% · top 61% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Weakness
Affected products
n/a
- affected n/a
References (7)
- [oss-security] 20110715 Re: CVE Request -- kernel: ext4: kernel panic when writing data to the last block of sparse file (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f17722f917b2f21497deb6edc62fb1683daa08e6 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=722557 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [linux-ext4] 20110603 [PATCH 1/2] ext4: Fix max file size and logical block counting of extent format file (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20110715 CVE Request -- kernel: ext4: kernel panic when writing data to the last block of sparse file (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://www.kernel.org/pub/linux/kernel/v3.0/testing/ChangeLog-3.0-rc5 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 45193 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_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://cveledger.app/cve/CVE-2011-2695)Record last updated .