CVE-2021-47233

unknown
Published — · Modified —
CVSS v3
CVSS v2
VIR risk

Description

In the Linux kernel, the following vulnerability has been resolved: regulator: rt4801: Fix NULL pointer dereference if priv->enable_gpios is NULL devm_gpiod_get_array_optional may return NULL if no GPIO was assigned.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-47233

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-47233.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormfixed5.10.46-1
debian debianbullseyefixed5.10.46-1
debian debianforkyfixed5.10.46-1
debian debiansidfixed5.10.46-1
debian debiantrixiefixed5.10.46-1

References

Verify integrity in audit chain (admin only). AS-IS.