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CVE-2011-4131

UnknownEPSS 0.78%

Last modified

CVE-2011-4131 is a vulnerability of currently unknown severity. The NFSv4 implementation in the Linux kernel before 3.2.2 does not properly handle bitmap sizes in GETACL replies, which allows remote NFS servers to cause a denial of service (OOPS) by sending an excessive number of bitmap words.. EPSS estimates a 0.78% chance of exploitation in the next 30 days.

Description

The NFSv4 implementation in the Linux kernel before 3.2.2 does not properly handle bitmap sizes in GETACL replies, which allows remote NFS servers to cause a denial of service (OOPS) by sending an excessive number of bitmap words.

Metrics

EPSS Probability
0.78%

51.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel3.2
LinuxLinux Kernel3.2.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2011-4131?
The NFSv4 implementation in the Linux kernel before 3.2.2 does not properly handle bitmap sizes in GETACL replies, which allows remote NFS servers to cause a denial of service (OOPS) by sending an excessive number of bitmap words.
How severe is CVE-2011-4131?
Severity scoring for CVE-2011-4131 is pending analysis. The EPSS model estimates a 0.78% probability of exploitation in the next 30 days.
How do I fix CVE-2011-4131?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-4131?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST