Unrated severityNVD Advisory· Published Nov 12, 2025· Updated Apr 15, 2026
CVE-2025-40156
CVE-2025-40156
Description
In the Linux kernel, the following vulnerability has been resolved:
PM / devfreq: mtk-cci: Fix potential error pointer dereference in probe()
The drv->sram_reg pointer could be set to ERR_PTR(-EPROBE_DEFER) which would lead to a error pointer dereference. Use IS_ERR_OR_NULL() to check that the pointer is valid.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
113- osv-coords111 versionspkg:linux/kernelpkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-debug&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-rt_debug&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-source-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-source-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms-azure&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-syms-rt&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2016.0pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP7pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2016.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP6pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP7pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-kvmsmall&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-livepatch-SLE15-SP6-RT_Update_18&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP6_Update_18&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP6pkg:rpm/suse/kernel-livepatch-SLE15-SP7-RT_Update_7&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-livepatch-SLE15-SP7_Update_7&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-obs-qa&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-obs-qa&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-rt_debug&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-source-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Micro%206.2pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP6pkg:rpm/suse/kernel-syms-azure&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP7pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP6pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015%20SP7pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP6pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Real%20Time%20Module%2015%20SP7pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2016.0pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20applications%2016.0
>= 6.1.0, < 6.1.156+ 110 more
- (no CPE)range: >= 6.1.0, < 6.1.156
- (no CPE)range: < 6.4.0-150600.23.81.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.8.58.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150600.23.81.3.150600.12.36.3
- (no CPE)range: < 6.12.0-160000.8.1.160000.2.5
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.10.61.1
- (no CPE)range: < 6.4.0-150600.10.61.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.8.58.1
- (no CPE)range: < 6.4.0-150600.23.81.2
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.10.61.1
- (no CPE)range: < 6.4.0-150600.8.58.1
- (no CPE)range: < 6.4.0-150600.23.81.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.10.61.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.8.58.1
- (no CPE)range: < 6.4.0-150700.20.21.1
- (no CPE)range: < 6.4.0-150600.23.81.3.150600.12.36.3
- (no CPE)range: < 6.4.0-150700.53.25.1.150700.17.17.1
- (no CPE)range: < 6.12.0-160000.8.1.160000.2.5
- (no CPE)range: < 6.12.0-160000.8.1.160000.2.5
- (no CPE)range: < 6.4.0-38.1.21.15
- (no CPE)range: < 6.4.0-38.1.21.15
- (no CPE)range: < 6.12.0-160000.8.1.160000.2.5
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.4.0-38.1
- (no CPE)range: < 6.4.0-38.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.23.81.1
- (no CPE)range: < 6.4.0-150700.53.25.2
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-38.1
- (no CPE)range: < 6.4.0-38.1
- (no CPE)range: < 1-150600.1.3.1
- (no CPE)range: < 1-150600.13.3.3
- (no CPE)range: < 1-150700.1.3.1
- (no CPE)range: < 1-150700.15.3.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.10.61.1
- (no CPE)range: < 6.4.0-39.1
- (no CPE)range: < 6.4.0-39.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.10.61.1
- (no CPE)range: < 6.4.0-150700.7.25.1
- (no CPE)range: < 6.4.0-150600.8.58.1
- (no CPE)range: < 6.4.0-150700.20.21.1
- (no CPE)range: < 6.4.0-150600.23.81.2
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.4.0-150600.23.81.2
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-38.1
- (no CPE)range: < 6.4.0-38.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-39.1
- (no CPE)range: < 6.4.0-39.1
- (no CPE)range: < 6.4.0-150600.10.61.1
- (no CPE)range: < 6.4.0-150700.7.25.1
- (no CPE)range: < 6.4.0-150600.8.58.1
- (no CPE)range: < 6.4.0-150700.20.21.1
- (no CPE)range: < 6.4.0-150600.23.81.1
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.4.0-150600.10.61.1
- (no CPE)range: < 6.4.0-150700.7.25.1
- (no CPE)range: < 6.4.0-150600.23.81.3
- (no CPE)range: < 6.4.0-150700.53.25.1
- (no CPE)range: < 6.12.0-160000.8.1
- (no CPE)range: < 6.12.0-160000.8.1
Patches
Vulnerability mechanics
References
5- git.kernel.org/stable/c/24d61b6e23d2c7291c528dd43a0bf76b5c05c8f0nvd
- git.kernel.org/stable/c/44e32104cf7e670e3d683c97b52350d8fac23322nvd
- git.kernel.org/stable/c/80eab6a9df7e1107dc334434dbacd05297703377nvd
- git.kernel.org/stable/c/9cc23e221f392304b7b8aad213812564ddf6517envd
- git.kernel.org/stable/c/fc33bf0e097c6834646b98a7b3da0ae5b617f0f9nvd
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