CVE-2011-3191

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Summary

CVECVE-2011-3191
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-05-24 23:55:02 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionInteger 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.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from [email protected]

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Problem Types: CWE-119 | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.8HIGHCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary8.3AV:A/AC:L/Au:N/C:C/I:C/A:C

CVSS v3.1 Breakdown

Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Adjacent
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:A/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All
Operating System Redhat Enterprise Linux 4.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
cifs: fix possible memory corruption in CIFSFindNext · torvalds/linux@9438fab · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Patch, Third Party Advisory
oss-security - Re: CVE request: kernel: cifs: singedness issue in CIFSFindNext() af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Mailing List, Patch, Vendor Advisory
Bug 732869 – CVE-2011-3191 kernel: cifs: signedness issue in CIFSFindNext() af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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