CVE-2011-2695

Medium

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.

Package Linux Kernel
Published 2011-07-28
Last modified 2026-04-29
CVSS version 2.0
Patch available
Awaiting data

CVSS 2.0 score

4.9

out of 10
Medium
Attack Vector
Local
Attack Complexity
Low
Privileges Required
User Interaction
Scope
Confidentiality
Low
Integrity
None
Availability
Vector string
AV:L/AC:L/Au:N/C:N/I:N/A:C

Weakness type

CWE-193

CVE-2011-2695 is classified as CWE-193

See CWE-193 on MITRE CWE for full details on this weakness type.

References

7 total
Showing 5 of 7 references View all on NVD

Frequently asked questions

  • What is CVE-2011-2695?

    CVE-2011-2695 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.9 out of 10 . CVE-2011-2695 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2011-2695?

    CVE-2011-2695 has a CVSS score of 4.9 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:C .

  • Is there a patch available for CVE-2011-2695?

    Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2011-2695 patch availability.

  • Is CVE-2011-2695 actively exploited?

    No. CVE-2011-2695 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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