CVE-2011-2497

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Summary

CVECVE-2011-2497
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-08-29 18:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionInteger underflow in the l2cap_config_req function in net/bluetooth/l2cap_core.c in the Linux kernel before 3.0 allows remote attackers to cause a denial of service (heap memory corruption) or possibly have unspecified other impact via a small command-size value within the command header of a Logical Link Control and Adaptation Protocol (L2CAP) configuration request, leading to a buffer overflow.

Risk And Classification

Primary CVSS: v2.0 8.3 from [email protected]

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

Problem Types: CWE-191 | n/a

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

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
Linux kernel l2cap Remote Buffer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
www.osvdb.org/74679 af854a3a-2127-422b-91ae-364da2661108 www.osvdb.org Broken Link
oss-security - Re: CVE request: kernel: remote buffer overflow in bluetooth af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
Bluetooth: Prevent buffer overflow in l2cap config request - CXSecurity.com af854a3a-2127-422b-91ae-364da2661108 securityreason.com Patch, Third Party Advisory
oss-security - CVE request: kernel: remote buffer overflow in bluetooth af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
Bug 716805 – CVE-2011-2497 kernel: bluetooth: buffer overflow in l2cap config request af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
404: File not found af854a3a-2127-422b-91ae-364da2661108 www.kernel.org Broken Link
'[PATCH] Bluetooth: Prevent buffer overflow in l2cap config request' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Patch, Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2011-2497 MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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