CVE-2024-41071

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-41071
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Avoid address calculations via out of bounds array indexing req->n_channels must be set before req->channels[] can be used. This patch fixes one of the issues encountered in [1]. [ 83.964255] UBSAN: array-index-out-of-bounds in net/mac80211/scan.c:364:4 [ 83.964258] index 0 is out of range for type 'struct ieee80211_channel *[]' [...] [ 83.964264] Call Trace: [ 83.964267] <TASK> [ 83.964269] dump_stack_lvl+0x3f/0xc0 [ 83.964274] __ubsan_handle_out_of_bounds+0xec/0x110 [ 83.964278] ieee80211_prep_hw_scan+0x2db/0x4b0 [ 83.964281] __ieee80211_start_scan+0x601/0x990 [ 83.964291] nl80211_trigger_scan+0x874/0x980 [ 83.964295] genl_family_rcv_msg_doit+0xe8/0x160 [ 83.964298] genl_rcv_msg+0x240/0x270 [...] [1] https://bugzilla.kernel.org/show_bug.cgi?id=218810

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/2663d0462eb32ae7c9b035300ab6b1523886c718 Patch
https://git.kernel.org/stable/c/4f43a614b1b84f0d1e3c48cc541c3bfdf414a6d0 Patch
Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

26 Aug 2024, 14:22

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.8
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: wifi: mac80211: evitar cálculos de direcciones mediante indexación de matriz fuera de los límites. Se debe configurar req-&gt;n_channels antes de poder usar req-&gt;channels[]. Este parche soluciona uno de los problemas encontrados en [1]. [83.964255] UBSAN: índice de matriz fuera de los límites en net/mac80211/scan.c:364:4 [83.964258] el índice 0 está fuera de rango para el tipo 'struct ieee80211_channel *[]' [...] [ 83.964264] Seguimiento de llamadas: [ 83.964267] [ 83.964269] dump_stack_lvl+0x3f/0xc0 [ 83.964274] __ubsan_handle_out_of_bounds+0xec/0x110 [ 83.964278] escaneo+0x2db/0x4b0 [ 83.964281] __ieee80211_start_scan+0x601/0x990 [ 83.964291] nl80211_trigger_scan+0x874/ 0x980 [83.964295] genl_family_rcv_msg_doit+0xe8/0x160 [83.964298] genl_rcv_msg+0x240/0x270 [...] [1] https://bugzilla.kernel.org/show_bug.cgi?id=218810
First Time Linux
Linux linux Kernel
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
References () https://git.kernel.org/stable/c/2663d0462eb32ae7c9b035300ab6b1523886c718 - () https://git.kernel.org/stable/c/2663d0462eb32ae7c9b035300ab6b1523886c718 - Patch
References () https://git.kernel.org/stable/c/4f43a614b1b84f0d1e3c48cc541c3bfdf414a6d0 - () https://git.kernel.org/stable/c/4f43a614b1b84f0d1e3c48cc541c3bfdf414a6d0 - Patch
CWE CWE-129

29 Jul 2024, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-07-29 15:15

Updated : 2024-08-26 14:22

NVD link : CVE-2024-41071

Mitre link : CVE-2024-41071

CVE.ORG link : CVE-2024-41071

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-129

Improper Validation of Array Index