CVE-2011-2497

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

8.3 /10

CVSS v2.0 : HIGH

V2 Legend

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

Exploitability : 6.5 / Impact : 10.0

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7ac28817536797fd40e9646452183606f9e17f71
http://marc.info/?l=linux-kernel&m=130891911909436&w=2 Patch Third Party Advisory
http://securityreason.com/securityalert/8359 Patch Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v3.0/ChangeLog-3.0 Broken Link
http://www.openwall.com/lists/oss-security/2011/06/24/9 Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/06/27/3 Mailing List Patch Third Party Advisory
http://www.osvdb.org/74679 Broken Link
http://www.securityfocus.com/bid/48472 Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=716805 Issue Tracking Patch Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

13 Feb 2023, 01:19

Type Values Removed Values Added
References
  • {'url': 'https://access.redhat.com/errata/RHSA-2011:1189', 'name': 'https://access.redhat.com/errata/RHSA-2011:1189', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/security/cve/CVE-2011-2497', 'name': 'https://access.redhat.com/security/cve/CVE-2011-2497', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://access.redhat.com/errata/RHSA-2011:1253', 'name': 'https://access.redhat.com/errata/RHSA-2011:1253', 'tags': [], 'refsource': 'MISC'}
Summary CVE-2011-2497 kernel: bluetooth: buffer overflow in l2cap config request 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.

02 Feb 2023, 17:17

Type Values Removed Values Added
References
  • {'url': 'http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7ac28817536797fd40e9646452183606f9e17f71', 'name': 'http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7ac28817536797fd40e9646452183606f9e17f71', 'tags': ['Patch', 'Vendor Advisory'], 'refsource': 'CONFIRM'}
  • (MISC) https://access.redhat.com/errata/RHSA-2011:1189 -
  • (MISC) http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7ac28817536797fd40e9646452183606f9e17f71 -
  • (MISC) https://access.redhat.com/security/cve/CVE-2011-2497 -
  • (MISC) https://access.redhat.com/errata/RHSA-2011:1253 -
Summary 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. CVE-2011-2497 kernel: bluetooth: buffer overflow in l2cap config request
Information

Published : 2011-08-29 18:55

Updated : 2023-12-10 11:03

NVD link : CVE-2011-2497

Mitre link : CVE-2011-2497

CVE.ORG link : CVE-2011-2497

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-191

Integer Underflow (Wrap or Wraparound)