CVE-2024-46672

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-46672
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: cfg80211: Handle SSID based pmksa deletion wpa_supplicant 2.11 sends since 1efdba5fdc2c ("Handle PMKSA flush in the driver for SAE/OWE offload cases") SSID based PMKSA del commands. brcmfmac is not prepared and tries to dereference the NULL bssid and pmkid pointers in cfg80211_pmksa. PMKID_V3 operations support SSID based updates so copy the SSID.

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/1f566eb912d192c83475a919331aea59619e1197 Patch
https://git.kernel.org/stable/c/2ad4e1ada8eebafa2d75a4b75eeeca882de6ada1 Patch
https://git.kernel.org/stable/c/4291f94f8c6b01505132c22ee27b59ed27c3584f 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:6.11:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*
History

13 Sep 2024, 16:29

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: brcmfmac: cfg80211: Manejar la eliminación de pmksa basada en SSID wpa_supplicant 2.11 envía desde 1efdba5fdc2c ("Manejar la eliminación de PMKSA en el controlador para casos de descarga SAE/OWE") Comandos del de PMKSA basados en SSID. brcmfmac no está preparado e intenta desreferenciar los punteros NULL bssid y pmkid en cfg80211_pmksa. Las operaciones PMKID_V3 admiten actualizaciones basadas en SSID, por lo que copia el SSID.
First Time Linux linux Kernel
Linux
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
CWE CWE-476
References () https://git.kernel.org/stable/c/1f566eb912d192c83475a919331aea59619e1197 - () https://git.kernel.org/stable/c/1f566eb912d192c83475a919331aea59619e1197 - Patch
References () https://git.kernel.org/stable/c/2ad4e1ada8eebafa2d75a4b75eeeca882de6ada1 - () https://git.kernel.org/stable/c/2ad4e1ada8eebafa2d75a4b75eeeca882de6ada1 - Patch
References () https://git.kernel.org/stable/c/4291f94f8c6b01505132c22ee27b59ed27c3584f - () https://git.kernel.org/stable/c/4291f94f8c6b01505132c22ee27b59ed27c3584f - Patch

11 Sep 2024, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-09-11 16:15

Updated : 2024-09-13 16:29

NVD link : CVE-2024-46672

Mitre link : CVE-2024-46672

CVE.ORG link : CVE-2024-46672

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-476

NULL Pointer Dereference