CVE-2023-53664
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: OPP: Fix potential null ptr dereference in dev_pm_opp_get_required_pstate() "opp" pointer is dereferenced before the IS_ERR_OR_NULL() check. Fix it by removing the dereference to cache opp_table and dereference it directly where opp_table is used. This fixes the following smatch warning: drivers/opp/core.c:232 dev_pm_opp_get_required_pstate() warn: variable dereferenced before IS_ERR check 'opp' (see line 230)
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedOct 7, 2025
First seenOct 7, 2025
How to fix
Update
- linux linux_kernel6.5.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 6.5 ≤ v < 6.5.3 | 6.5.3 |
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