Bug 2231800 (CVE-2023-40283) - CVE-2023-40283 kernel: use-after-free in l2cap_sock_release in net/bluetooth/l2cap_sock.c
Summary: CVE-2023-40283 kernel: use-after-free in l2cap_sock_release in net/bluetooth/...
Keywords:
Status: NEW
Alias: CVE-2023-40283
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
Depends On: 2233220 2233221
Blocks: 2231794
TreeView+ depends on / blocked
 
Reported: 2023-08-14 07:23 UTC by Rohit Keshri
Modified: 2024-04-30 14:59 UTC (History)
44 users (show)

Fixed In Version: Kernel 6.5-rc1
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Bluetooth subsystem in the Linux Kernel. This issue may allow a user to cause a use-after-free problem due to sk's children being mishandled.
Clone Of:
Environment:
Last Closed:
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHBA-2024:0610 0 None None None 2024-01-30 14:48:42 UTC
Red Hat Product Errata RHBA-2024:0611 0 None None None 2024-01-30 14:53:07 UTC
Red Hat Product Errata RHBA-2024:0688 0 None None None 2024-02-05 17:04:19 UTC
Red Hat Product Errata RHSA-2024:0439 0 None None None 2024-01-24 16:36:18 UTC
Red Hat Product Errata RHSA-2024:0448 0 None None None 2024-01-24 16:38:01 UTC
Red Hat Product Errata RHSA-2024:0461 0 None None None 2024-01-24 16:28:51 UTC
Red Hat Product Errata RHSA-2024:0724 0 None None None 2024-02-07 16:30:31 UTC
Red Hat Product Errata RHSA-2024:0881 0 None None None 2024-02-20 12:28:29 UTC
Red Hat Product Errata RHSA-2024:0897 0 None None None 2024-02-20 12:33:16 UTC
Red Hat Product Errata RHSA-2024:1250 0 None None None 2024-03-12 00:44:20 UTC
Red Hat Product Errata RHSA-2024:1268 0 None None None 2024-03-12 11:44:20 UTC
Red Hat Product Errata RHSA-2024:1269 0 None None None 2024-03-12 11:46:05 UTC
Red Hat Product Errata RHSA-2024:1306 0 None None None 2024-03-13 09:08:28 UTC
Red Hat Product Errata RHSA-2024:1404 0 None None None 2024-03-19 17:27:29 UTC
Red Hat Product Errata RHSA-2024:2582 0 None None None 2024-04-30 14:59:53 UTC
Red Hat Product Errata RHSA-2024:2585 0 None None None 2024-04-30 14:46:03 UTC

Description Rohit Keshri 2023-08-14 07:23:02 UTC
An issue was discovered in l2cap_sock_release in net/bluetooth/l2cap_sock.c in the Linux kernel before 6.4.10. There is a use-after-free because the children of an sk are mishandled.

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1728137b33c00d5a2b5110ed7aafb42e7c32e4a1
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.10
https://github.com/torvalds/linux/commit/1728137b33c00d5a2b5110ed7aafb42e7c32e4a1

Comment 10 errata-xmlrpc 2024-01-24 16:28:48 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:0461 https://access.redhat.com/errata/RHSA-2024:0461

Comment 11 errata-xmlrpc 2024-01-24 16:36:15 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:0439 https://access.redhat.com/errata/RHSA-2024:0439

Comment 12 errata-xmlrpc 2024-01-24 16:37:58 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Extended Update Support

Via RHSA-2024:0448 https://access.redhat.com/errata/RHSA-2024:0448

Comment 13 errata-xmlrpc 2024-02-07 16:30:28 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Extended Update Support

Via RHSA-2024:0724 https://access.redhat.com/errata/RHSA-2024:0724

Comment 15 errata-xmlrpc 2024-02-20 12:28:26 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:0881 https://access.redhat.com/errata/RHSA-2024:0881

Comment 16 errata-xmlrpc 2024-02-20 12:33:13 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2024:0897 https://access.redhat.com/errata/RHSA-2024:0897

Comment 18 errata-xmlrpc 2024-03-12 00:44:17 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2024:1250 https://access.redhat.com/errata/RHSA-2024:1250

Comment 20 errata-xmlrpc 2024-03-12 11:44:16 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Advanced Update Support
  Red Hat Enterprise Linux 8.2 Telecommunications Update Service
  Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions

Via RHSA-2024:1268 https://access.redhat.com/errata/RHSA-2024:1268

Comment 21 errata-xmlrpc 2024-03-12 11:46:00 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Telecommunications Update Service

Via RHSA-2024:1269 https://access.redhat.com/errata/RHSA-2024:1269

Comment 22 errata-xmlrpc 2024-03-13 09:08:24 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2024:1306 https://access.redhat.com/errata/RHSA-2024:1306

Comment 23 errata-xmlrpc 2024-03-19 17:27:27 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Extended Update Support

Via RHSA-2024:1404 https://access.redhat.com/errata/RHSA-2024:1404

Comment 27 errata-xmlrpc 2024-04-30 14:45:59 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Telecommunications Update Service
  Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions

Via RHSA-2024:2585 https://access.redhat.com/errata/RHSA-2024:2585

Comment 28 errata-xmlrpc 2024-04-30 14:59:50 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Telecommunications Update Service
  Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions

Via RHSA-2024:2582 https://access.redhat.com/errata/RHSA-2024:2582


Note You need to log in before you can comment on or make changes to this bug.