UBUNTU-CVE-2011-4131

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2011-4131
Published: 17 May 2012, 00:00
Last modified:04 Feb 2026, 04:02

Vulnerability Summary

Overall Risk (default)
minimal
0/100
CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

17 May 2012, 00:00
Published
Vulnerability first disclosed
04 Feb 2026, 04:02
Last Modified
Vulnerability information updated

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.

Affected Systems

  • ubuntu•linux

    < 3.11.0-12.19

  • ubuntu•linux-flo

    < 3.4.0-1.3

  • ubuntu•linux-goldfish

    < 3.4.0-1.9

  • ubuntu•linux-mako

    < 3.4.0-3.21

  • ubuntu•linux-manta

    < 3.4.0-4.19

References (9)