Bug 2414522 (CVE-2025-40141) - CVE-2025-40141 kernel: Bluetooth: ISO: Fix possible UAF on iso_conn_free
Summary: CVE-2025-40141 kernel: Bluetooth: ISO: Fix possible UAF on iso_conn_free
Keywords:
Status: NEW
Alias: CVE-2025-40141
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-11-12 11:05 UTC by OSIDB Bzimport
Modified: 2026-01-13 09:28 UTC (History)
0 users

Fixed In Version:
Clone Of:
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Last Closed:
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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:0489 0 None None None 2026-01-13 09:28:10 UTC

Description OSIDB Bzimport 2025-11-12 11:05:23 UTC 
In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: ISO: Fix possible UAF on iso_conn_free

This attempt to fix similar issue to sco_conn_free where if the
conn->sk is not set to NULL may lead to UAF on iso_conn_free.
Comment 1 Alexander B 2025-11-13 12:37:27 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025111256-CVE-2025-40141-072e@gregkh/T
Comment 4 errata-xmlrpc 2026-01-13 09:28:09 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Extended Update Support

Via RHSA-2026:0489 https://access.redhat.com/errata/RHSA-2026:0489
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