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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)

PUBLISHED Reserved 2025-10-07 | Published 2025-10-07 | Updated 2025-10-07 | Assigner Linux

Product status

Default status
unaffected

84cb7ff35fcf7c0b552f553a3f2db9c3e92fc707 before 25130b27e0352acb83e91c467853eb9afad3b644
affected

84cb7ff35fcf7c0b552f553a3f2db9c3e92fc707 before 7ddd8deb1c3c0363a7e14fafb5df26e2089a69a5
affected

Default status
affected

6.5
affected

Any version before 6.5
unaffected

6.5.3
unaffected

6.6
unaffected

References

git.kernel.org/...c/25130b27e0352acb83e91c467853eb9afad3b644

git.kernel.org/...c/7ddd8deb1c3c0363a7e14fafb5df26e2089a69a5

cve.org (CVE-2023-53664)

nvd.nist.gov (CVE-2023-53664)

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