2395321 – (CVE-2023-53209) CVE-2023-53209 kernel: wifi: mac80211_hwsim: Fix possible NULL dereference

Bug 2395321 (CVE-2023-53209) - CVE-2023-53209 kernel: wifi: mac80211_hwsim: Fix possible NULL dereference

Summary: CVE-2023-53209 kernel: wifi: mac80211_hwsim: Fix possible NULL dereference

Keywords:
Status:	NEW
Alias:	CVE-2023-53209
Product:	Security Response
Classification:	Other
Component:	vulnerability
Sub Component:
Version:	unspecified
Hardware:	All
OS:	Linux
Priority:	medium
Severity:	medium
Target Milestone:	---
Assignee:	Product Security DevOps Team
QA Contact:
Docs Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+	depends on / blocked

Reported:	2025-09-15 15:07 UTC by OSIDB Bzimport
Modified:	2025-09-15 22:05 UTC (History)
CC List:	0 users
Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments	(Terms of Use)

Description OSIDB Bzimport 2025-09-15 15:07:19 UTC

In the Linux kernel, the following vulnerability has been resolved:

wifi: mac80211_hwsim: Fix possible NULL dereference

In a call to mac80211_hwsim_select_tx_link() the sta pointer might
be NULL, thus need to check that it is not NULL before accessing it.

Comment 1 Jon Moroney 2025-09-15 22:02:46 UTC Comment hidden (spam)

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