CVE-2026-46305

MEDIUM

staging: rtl8723bs: os_dep: avoid NULL pointer dereference in rtw_cbuf_alloc

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: os_dep: avoid NULL pointer dereference in rtw_cbuf_alloc The return value of kzalloc_flex() is used without ensuring that the allocation succeeded, and the pointer is dereferenced unconditionally. Guard the access to the allocated structure to avoid a potential NULL pointer dereference if the allocation fails.

Scores

CVSS v3 5.5
EPSS 0.0010
EPSS Percentile 1.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (10)
linux/Kernel 7.0.0 - 7.0.7linux
Linux/Linux < 7.0
Linux/Linux 7.0
Linux/Linux 7.0.7 - 7.0.*
Linux/Linux 7.1
Linux/Linux 7.1-rc3
Linux/Linux 980cd426a25747daf8ed25e2a1904b2d26ffbb3d - 0a5f411becfb7c57aa89827213d31ef23a03d75a
Linux/Linux 980cd426a25747daf8ed25e2a1904b2d26ffbb3d - bc851db06045a40c18233dd76ef0562d7f8bb6db
linux/linux_kernel 7.1 rc1 (2 CPE variants)
linux/linux_kernel 7.0 - 7.0.7
Published Jun 08, 2026
Tracked Since Jun 08, 2026