Vulnerability Details : CVE-2011-2497

Integer 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.
Published 2011-08-29 18:55:01
Updated 2023-02-13 01:19:56
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: OverflowMemory CorruptionDenial of service

Products affected by CVE-2011-2497

Threat overview for CVE-2011-2497

Top countries where our scanners detected CVE-2011-2497
Top open port discovered on systems with this issue 49152
IPs affected by CVE-2011-2497 67
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2011-2497!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2011-2497

EPSS FAQ
2.79%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 85 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2011-2497

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
8.3
 HIGH AV:A/AC:L/Au:N/C:C/I:C/A:C
6.5
10.0
 NIST

CWE ids for CVE-2011-2497

  • The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2011-2497

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