Bug 2507407 (CVE-2026-17523) - CVE-2026-17523 kernel: can:bcm: arbitrary kernel code execution leading to escalate privileges
Summary: CVE-2026-17523 kernel: can:bcm: arbitrary kernel code execution leading to es...
Keywords:
Status: NEW
Alias: CVE-2026-17523
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-27 08:03 UTC by OSIDB Bzimport
Modified: 2026-09-09 00:40 UTC (History)
3 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:55764 0 None None None 2026-08-17 16:51:22 UTC
Red Hat Product Errata RHSA-2026:55765 0 None None None 2026-08-17 15:30:11 UTC
Red Hat Product Errata RHSA-2026:61932 0 None None None 2026-09-01 09:29:08 UTC
Red Hat Product Errata RHSA-2026:65710 0 None None None 2026-09-09 00:35:53 UTC
Red Hat Product Errata RHSA-2026:65711 0 None None None 2026-09-09 00:40:42 UTC

Description OSIDB Bzimport 2026-07-27 08:03:21 UTC 
can: bcm: switch timer to HRTIMER_MODE_SOFT and remove hrtimer_tasklet
commit bf74aa86e111aa3b2fbb25db37e3a3fab71b5b68

This patch switches the timer to HRTIMER_MODE_SOFT, which executed the
timer callback in softirq context and removes the hrtimer_tasklet.
Comment 6 errata-xmlrpc 2026-08-17 15:30:10 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:55765 https://access.redhat.com/errata/RHSA-2026:55765
Comment 7 errata-xmlrpc 2026-08-17 16:51:21 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:55764 https://access.redhat.com/errata/RHSA-2026:55764
Comment 8 errata-xmlrpc 2026-09-01 09:29:07 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:61932 https://access.redhat.com/errata/RHSA-2026:61932
Comment 9 errata-xmlrpc 2026-09-09 00:35:52 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 Extended Update Support Long-Life Add-On

Via RHSA-2026:65710 https://access.redhat.com/errata/RHSA-2026:65710
Comment 10 errata-xmlrpc 2026-09-09 00:40:41 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On

Via RHSA-2026:65711 https://access.redhat.com/errata/RHSA-2026:65711
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