CVE-2011-2695

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Summary

CVECVE-2011-2695
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-07-28 22:55:02 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionMultiple 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.

Risk And Classification

Primary CVSS: v2.0 4.9 from [email protected]

AV:L/AC:L/Au:N/C:N/I:N/A:C

Problem Types: CWE-193 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

AV:L/AC:L/Au:N/C:N/I:N/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All
Operating System Linux Linux Kernel 3.0 - All All
Operating System Linux Linux Kernel 3.0 rc1 All All
Operating System Linux Linux Kernel 3.0 rc2 All All
Operating System Linux Linux Kernel 3.0 rc3 All All
Operating System Linux Linux Kernel 3.0 rc4 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
404: File not found af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Broken Link
oss-security - Re: CVE Request -- kernel: ext4: kernel panic when writing data to the last block of sparse file af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
Bug 722557 – CVE-2011-2695 kernel: ext4: kernel panic when writing data to the last block of sparse file af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
oss-security - CVE Request -- kernel: ext4: kernel panic when writing data to the last block of sparse file af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
Linux Kernel GFS2 / ext4 Denial of Service Vulnerabilities - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
[PATCH 1/2] ext4: Fix max file size and logical block counting of extent format file (Linux Ext4) af854a3a-2127-422b-91ae-364da2661108 www.spinics.net Exploit, Patch, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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