CVE-2011-2695
4.9 · MEDIUMOverview
CVE-2011-2695 is a medium-severity vulnerability affecting linux linux_kernel. It was published on July 28, 2011 and has a CVSS 2.0 base score of 4.9 (MEDIUM).
This vulnerability has a CVSS 2.0 base score of 4.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| linux | linux_kernel | >= 0, < 3.0 | Affected |
References
Frequently Asked Questions
What is CVE-2011-2695?
CVE-2011-2695 is a medium-severity vulnerability affecting linux linux_kernel. It was published on July 28, 2011 and has a CVSS 2.0 base score of 4.9 (MEDIUM).
How severe is CVE-2011-2695?
This vulnerability has a CVSS 2.0 base score of 4.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2011-2695?
Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2011-2695?
CyberStrike's AI-powered security agents can automatically detect CVE-2011-2695 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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