CVE-2026-46305
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.
Affected versions
Linux kernel versions
7.0
and later are affected. Fixed in
7.0.7,
7.1-rc3
and their respective stable series.
References
The following references provide additional information about CVE-2026-46305 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
-
PatchKernel patch commithttps://git.kernel.org/stable/c/0a5f411becfb7c57aa89827213d31ef23a03d75a
-
PatchKernel patch commithttps://git.kernel.org/stable/c/bc851db06045a40c18233dd76ef0562d7f8bb6db
Frequently asked questions
-
What is CVE-2026-46305?
CVE-2026-46305 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 7.0 onward and has been patched in 7.0.7 and 7.1-rc3. CVE-2026-46305 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
-
Is there a patch available for CVE-2026-46305?
Yes — CVE-2026-46305 has been patched. Fixed versions include 7.0.7 and 7.1-rc3. If you are running Linux kernel 7.0 or later up to the fix versions, apply the relevant patch for your kernel branch.
-
Is CVE-2026-46305 actively exploited?
No — CVE-2026-46305 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.