CVE-2025-22095
PCI: brcmstb: Fix error path after a call to regulator_bulk_get()
- State
- Published
- Severity
- Not scored
- Published
- Apr 16, 2025
- Updated
- Oct 15, 2026
- Reserved
- Dec 29, 2024
Description
In the Linux kernel, the following vulnerability has been resolved:
PCI: brcmstb: Fix error path after a call to regulator_bulk_get()
If the regulator_bulk_get() returns an error and no regulators are created, we need to set their number to zero.
If we don't do this and the PCIe link up fails, a call to the regulator_bulk_free() will result in a kernel panic.
While at it, print the error value, as we cannot return an error upwards as the kernel will WARN() on an error from add_bus().
[kwilczynski: commit log, use comma in the message to match style with other similar messages]
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
LinuxLinux |
|
LinuxLinux |
|
References
- https://git.kernel.org/stable/c/99a0efba9f903acbdece548862b6b4cbe7d999e1
- https://git.kernel.org/stable/c/eedd054834930b8d678f0776cd4b091b8fffbb4a
- https://git.kernel.org/stable/c/df63321a40cc98e52313cffbff376b8ae9ceffa7
- https://git.kernel.org/stable/c/7842e842a9bf6bd5866c84f588353711d131ab1a
- https://git.kernel.org/stable/c/6f44e1fdb006db61394aa4d4c25728ada00842e7
- https://git.kernel.org/stable/c/3651ad5249c51cf7eee078e12612557040a6bdb4
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html
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