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CVE-2023-53664

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CVE-2023-53664

Published: Oct 7, 2025

Modified: May 11, 2026

PUBLISHED

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)

VendorProductVersions

Linux

Linux

affected
84cb7ff35fcf7c0b552f553a3f2db9c3e92fc707 - < 25130b27e0352acb83e91c467853eb9afad3b644
affected
84cb7ff35fcf7c0b552f553a3f2db9c3e92fc707 - < 7ddd8deb1c3c0363a7e14fafb5df26e2089a69a5

Linux

Linux

affected
6.5
unaffected
0 - < 6.5
unaffected
6.5.3 - <= 6.5.*
unaffected
6.6 - <= *

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