CVE-2023-53257

wifi: mac80211: check S1G action frame size

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even
exists in the frame.

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame.

This update provides the initial livepatch for this kernel update. This update does not contain any fixes and will be updated with livepatches later.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2025-09-15 CVE Reserved
2025-09-15 CVE Published
2025-09-15 CVE Updated
2025-11-22 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (6)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/stable/c/fedd9377dd9c71a950d432fbe1628eebfbed70a1	2023-09-23
https://git.kernel.org/stable/c/7ae7a1378a119780c8c17a6b5fc03011c3bb7029	2023-09-23
https://git.kernel.org/stable/c/5e030a2509be72b452b6f4a800786d43229414db	2023-09-23
https://git.kernel.org/stable/c/19e4a47ee74718a22e963e8a647c8c3bfe8bb05c	2023-08-22

URL	Date	SRC
https://access.redhat.com/security/cve/CVE-2023-53257	2025-11-12
https://bugzilla.redhat.com/show_bug.cgi?id=2395253	2025-11-12

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 5.15.133 Search vendor "Linux" for product "Linux Kernel" and version " < 5.15.133"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 6.1.55 Search vendor "Linux" for product "Linux Kernel" and version " < 6.1.55"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 6.5.5 Search vendor "Linux" for product "Linux Kernel" and version " < 6.5.5"		en		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				< 6.6 Search vendor "Linux" for product "Linux Kernel" and version " < 6.6"		en		Affected