National Cyber Awareness System

Vulnerability Summary for CVE-2011-3191

Overview

Integer signedness error in the CIFSFindNext function in fs/cifs/cifssmb.c in the Linux kernel before 3.1 allows remote CIFS servers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a large length value in a response to a read request for a directory.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://github.com/torvalds/linux/commit/9438fabb73eb48055b58b89fc51e0bc4db22fabd

Hyperlink:https://github.com/torvalds/linux/commit/9438fabb73eb48055b58b89fc51e0bc4db22fabd

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=732869

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=732869

External Source: MLIST

Name: [oss-security] 20110824 Re: CVE request: kernel: cifs: singedness issue in CIFSFindNext()

Hyperlink:http://www.openwall.com/lists/oss-security/2011/08/24/2

External Source: CONFIRM

Name: http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1

Hyperlink:http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9438fabb73eb48055b58b89fc51e0bc4db22fabd

Hyperlink:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9438fabb73eb48055b58b89fc51e0bc4db22fabd