CVE-2025-38125
net: stmmac: make sure that ptp_rate is not 0 before configuring EST
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Description
In the Linux kernel, the following vulnerability has been resolved: net: stmmac: make sure that ptp_rate is not 0 before configuring EST If the ptp_rate recorded earlier in the driver happens to be 0, this bogus value will propagate up to EST configuration, where it will trigger a division by 0. Prevent this division by 0 by adding the corresponding check and error code.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://git.kernel.org/stable/c/451ee661d0f6272017fa012f99617101aa8ddf2c
- https://git.kernel.org/stable/c/cbefe2ffa7784525ec5d008ba87c7add19ec631a
- https://git.kernel.org/stable/c/d5e3bfdba0dc419499b801937128957f77503761
- https://git.kernel.org/stable/c/b92ec4a848728460f181def33735605f154d438f
- https://git.kernel.org/stable/c/b15c9a21950e1af6d440ce5a8edfa8a94b9acb9b
References (8)
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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