CVE-2023-53209

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.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/0cc80943ef518a1c51a1111e9346d1daf11dd545	Patch
https://git.kernel.org/stable/c/a8a20fed3e05b3a6866c5c58855deaf3c217ccd6	Patch
https://git.kernel.org/stable/c/d0124848c7940aba73492e282506b32a13f2e30e	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

No history.

Information

Published : 2025-09-15 15:15

Updated : 2026-01-14 18:16

NVD link : CVE-2023-53209

Mitre link : CVE-2023-53209

CVE.ORG link : CVE-2023-53209

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-476

NULL Pointer Dereference

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