CVE-2022-49189
clk: qcom: clk-rcg2: Update logic to calculate D value for RCG
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Description
In the Linux kernel, the following vulnerability has been resolved: clk: qcom: clk-rcg2: Update logic to calculate D value for RCG The display pixel clock has a requirement on certain newer platforms to support M/N as (2/3) and the final D value calculated results in underflow errors. As the current implementation does not check for D value is within the accepted range for a given M & N value. Update the logic to calculate the final D value based on the range.
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/334720f418f57b1d969dad2117b21f9388cb9395
- https://git.kernel.org/stable/c/34dca60982e93e69ae442aa2d36ce61c9a3bb563
- https://git.kernel.org/stable/c/52592f9afbfe01bce8f8953e4f19cbe3bcbdbd3a
- https://git.kernel.org/stable/c/58922910add18583d5273c2edcdb9fd7bf4eca02
- https://git.kernel.org/stable/c/96888f0dcf351e758b9df57e015a48427ca709c1
References (6)
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
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