Medium 5.5Published Jun 8, 2026

CVE-2026-46305staging: rtl8723bs: os_dep: avoid NULL pointer dereference in rtw_cbuf_alloc

Updated under an hour ago (Oct 27, 2026, 4:30 PM ET)

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Exploited in the last 30 days

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.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Sep 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	368f19a5ed15f396db4ec2182c1311a7fa4f993b builds before 7d4024037ee309a8f0cb86b4093d59da0e135db8; 980cd426a25747daf8ed25e2a1904b2d26ffbb3d builds before 0a5f411becfb7c57aa89827213d31ef23a03d75a; from 980cd426a25747daf8ed25e2a1904b2d26ffbb3d before bc851db06045a40c18233dd76ef0562d7f8bb6db	CNA record
linux linux_kernel linux:linux_kernel	from 7.0 before 7.0.7; 7.1; 7.1	NVD

References

References

https://git.kernel.org/stable/c/7d4024037ee309a8f0cb86b4093d59da0e135db8
https://git.kernel.org/stable/c/0a5f411becfb7c57aa89827213d31ef23a03d75a	patch
https://git.kernel.org/stable/c/bc851db06045a40c18233dd76ef0562d7f8bb6db	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.