Bug 2187813 (CVE-2023-2166) - CVE-2023-2166 kernel: NULL pointer dereference in can_rcv_filter
Summary: CVE-2023-2166 kernel: NULL pointer dereference in can_rcv_filter
Keywords:
Status: NEW
Alias: CVE-2023-2166
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: 2187815 2187816 2187817 2187818
Blocks: 2158739
TreeView+ depends on / blocked
 
Reported: 2023-04-18 18:39 UTC by Rohit Keshri
Modified: 2024-04-25 14:55 UTC (History)
47 users (show)

Fixed In Version: kernel 6.1-rc9
Doc Type: If docs needed, set a value
Doc Text:
A NULL pointer dereference issue was found in the can protocol in net/can/af_can.c in the Linux kernel, where ml_priv may not be initialized in the receive path of CAN frames. This flaw allows a local user to crash the system or cause a denial of service.
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 14:48:34 UTC
Red Hat Product Errata RHBA-2024:0611 0 None None None 2024-01-30 14:53:02 UTC
Red Hat Product Errata RHBA-2024:0688 0 None None None 2024-02-05 17:04:28 UTC
Red Hat Product Errata RHBA-2024:1796 0 None None None 2024-04-11 21:12:03 UTC
Red Hat Product Errata RHBA-2024:2065 0 None None None 2024-04-25 14:55:12 UTC
Red Hat Product Errata RHSA-2024:0439 0 None None None 2024-01-24 16:35:48 UTC
Red Hat Product Errata RHSA-2024:0448 0 None None None 2024-01-24 16:37:40 UTC
Red Hat Product Errata RHSA-2024:0461 0 None None None 2024-01-24 16:28:42 UTC
Red Hat Product Errata RHSA-2024:0724 0 None None None 2024-02-07 16:30:09 UTC
Red Hat Product Errata RHSA-2024:0881 0 None None None 2024-02-20 12:28:21 UTC
Red Hat Product Errata RHSA-2024:0897 0 None None None 2024-02-20 12:33:14 UTC
Red Hat Product Errata RHSA-2024:1250 0 None None None 2024-03-12 00:43:21 UTC
Red Hat Product Errata RHSA-2024:1306 0 None None None 2024-03-13 09:08:44 UTC
Red Hat Product Errata RHSA-2024:1367 0 None None None 2024-03-19 00:22:21 UTC
Red Hat Product Errata RHSA-2024:1382 0 None None None 2024-03-19 15:07:39 UTC
Red Hat Product Errata RHSA-2024:1404 0 None None None 2024-03-19 17:27:15 UTC

Description Rohit Keshri 2023-04-18 18:39:56 UTC
A null pointer dereference issue was found in can protocol in net/can/af_can.c in the Linux before Linux. ml_priv may not be initialized in the receive path of CAN frames. A local user could use this flaw to crash the system or potentially cause a denial of service.

Affected component: can protocol

References:
https://lore.kernel.org/lkml/CAO4mrfcV_07hbj8NUuZrA8FH-kaRsrFy-2metecpTuE5kKHn5w@mail.gmail.com/
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0acc442309a0a1b01bcdaa135e56e6398a49439c

Comment 10 errata-xmlrpc 2024-01-24 16:28:39 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 16:35:45 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 16:37:37 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 16:30:05 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 12:28:18 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 12:33:10 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 00:43:17 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 19 errata-xmlrpc 2024-03-13 09:08:40 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 20 errata-xmlrpc 2024-03-19 00:22:18 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 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.4 Telecommunications Update Service

Via RHSA-2024:1367 https://access.redhat.com/errata/RHSA-2024:1367

Comment 21 errata-xmlrpc 2024-03-19 15:07:36 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-2024:1382 https://access.redhat.com/errata/RHSA-2024:1382

Comment 22 errata-xmlrpc 2024-03-19 17:27:11 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


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