CVE-2023-54233
In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: avoid a NULL dereference with unsupported widgets If an IPC4 topology contains an unsupported widget, its .module_info field won't be set, then sof_ipc4_route_setup() will cause a kernel Oops trying to dereference it. Add a check for such cases.
Affected versions
Linux kernel versions
6.0
and later are affected. Fixed in
6.2.11,
6.3
and their respective stable series.
References
The following references provide additional information about CVE-2023-54233 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/170818974e9732506195c6302743856cc8bdfd6f
-
PatchKernel patch commithttps://git.kernel.org/stable/c/e3720f92e0237921da537e47a0b24e27899203f8
Frequently asked questions
-
What is CVE-2023-54233?
CVE-2023-54233 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.0 onward and has been patched in 6.2.11 and 6.3. CVE-2023-54233 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
-
Is there a patch available for CVE-2023-54233?
Yes — CVE-2023-54233 has been patched. Fixed versions include 6.2.11 and 6.3. If you are running Linux kernel 6.0 or later up to the fix versions, apply the relevant patch for your kernel branch.
-
Is CVE-2023-54233 actively exploited?
No — CVE-2023-54233 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.