CVE-2025-40156
Not scored
PM / devfreq: mtk-cci: Fix potential error pointer dereference in probe()
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.
Exploit probability
0.2%
Published
November 12, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2025-40156
View original source
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.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/24d61b6e23d2c7291c528dd43a0bf76b5c05c8f0
- https://git.kernel.org/stable/c/44e32104cf7e670e3d683c97b52350d8fac23322
- https://git.kernel.org/stable/c/80eab6a9df7e1107dc334434dbacd05297703377
- https://git.kernel.org/stable/c/9cc23e221f392304b7b8aad213812564ddf6517e
- https://git.kernel.org/stable/c/fc33bf0e097c6834646b98a7b3da0ae5b617f0f9
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/40xxx/CVE-2025-40156.json
- https://nvd.nist.gov/vuln/detail/CVE-2025-40156