CVE-2023-53113

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-53113
In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: fix NULL-ptr deref in offchan check If, e.g. in AP mode, the link was already created by userspace but not activated yet, it has a chandef but the chandef isn't valid and has no channel. Check for this and ignore this link.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

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/201a836c2385fdd2b9d0a8e7737bba5b26f1863a Patch
https://git.kernel.org/stable/c/87e80ea4fbc9ce2f2005905fdbcd38baaa47463a Patch
https://git.kernel.org/stable/c/f624bb6fad23df3270580b4fcef415c6e7bf7705 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.3:rc2:*:*:*:*:*:*
History

10 Nov 2025, 17:53

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/201a836c2385fdd2b9d0a8e7737bba5b26f1863a - () https://git.kernel.org/stable/c/201a836c2385fdd2b9d0a8e7737bba5b26f1863a - Patch
References () https://git.kernel.org/stable/c/87e80ea4fbc9ce2f2005905fdbcd38baaa47463a - () https://git.kernel.org/stable/c/87e80ea4fbc9ce2f2005905fdbcd38baaa47463a - Patch
References () https://git.kernel.org/stable/c/f624bb6fad23df3270580b4fcef415c6e7bf7705 - () https://git.kernel.org/stable/c/f624bb6fad23df3270580b4fcef415c6e7bf7705 - Patch
First Time Linux
Linux linux Kernel
CWE CWE-476
CPE cpe:2.3:o:linux:linux_kernel:6.3:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5

05 May 2025, 20:54

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: nl80211: se corrige la deref NULL-ptr en la comprobación offchan. Si, por ejemplo, en modo AP, el enlace ya fue creado por el espacio de usuario, pero aún no se activó, tiene una definición de canal (chandef), pero esta no es válida y no tiene canal. Verifique esto e ignore este enlace.

02 May 2025, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-05-02 16:15

Updated : 2025-11-10 17:53

NVD link : CVE-2023-53113

Mitre link : CVE-2023-53113

CVE.ORG link : CVE-2023-53113

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-476

NULL Pointer Dereference