vulnerability
Ubuntu: (CVE-2021-47233): linux-fips vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | May 21, 2024 | Jun 26, 2025 | Aug 18, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 21, 2024
Added
Jun 26, 2025
Modified
Aug 18, 2025
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.
Solution
no-fix-ubuntu-package
References
- CVE-2021-47233
- https://attackerkb.com/topics/CVE-2021-47233
- CWE-476
- URL-https://git.kernel.org/linus/cb2381cbecb81a8893b2d1e1af29bc2e5531df27
- URL-https://git.kernel.org/stable/c/ba8a26a7ce8617f9f3d6230de34b2302df086b41
- URL-https://git.kernel.org/stable/c/cb2381cbecb81a8893b2d1e1af29bc2e5531df27
- URL-https://git.kernel.org/stable/c/dc68f0c9e4a001e02376fe87f4bdcacadb27e8a1
- URL-https://www.cve.org/CVERecord?id=CVE-2021-47233
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