CVE-2011-4131

N/A Unknown

Published: May 17, 2012 Modified: April 29, 2026

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bf118a342f10dafe44b14451a1392c3254629a1f

Source: secalert@redhat.com

http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081280.html

Source: secalert@redhat.com

http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html

Source: secalert@redhat.com

http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2012-0862.html

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2012-1541.html

Source: secalert@redhat.com

http://secunia.com/advisories/48898

Source: secalert@redhat.com

http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.2

Source: secalert@redhat.com

http://www.openwall.com/lists/oss-security/2011/11/12/1

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=747106

Source: secalert@redhat.com

https://github.com/torvalds/linux/commit/bf118a342f10dafe44b14451a1392c3254629a1f

Source: secalert@redhat.com

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=bf118a342f10dafe44b14451a1392c3254629a1f