CVE-2022-49189

clk: qcom: clk-rcg2: Update logic to calculate D value for RCG

State: Published
Severity: Not scored
Published: Feb 26, 2025
Updated: May 11, 2026
Reserved: Feb 26, 2025

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	99cbd064b059f222c8839ba433a68b2d6ee33066 to before 52592f9afbfe01bce8f8953e4f19cbe3bcbdbd3aAffected 99cbd064b059f222c8839ba433a68b2d6ee33066 to before 334720f418f57b1d969dad2117b21f9388cb9395Affected 99cbd064b059f222c8839ba433a68b2d6ee33066 to before 34dca60982e93e69ae442aa2d36ce61c9a3bb563Affected 99cbd064b059f222c8839ba433a68b2d6ee33066 to before 96888f0dcf351e758b9df57e015a48427ca709c1Affected 99cbd064b059f222c8839ba433a68b2d6ee33066 to before a4e2e31971354790b0d1fa3e783452a9d135fcffAffected 99cbd064b059f222c8839ba433a68b2d6ee33066 to before 58922910add18583d5273c2edcdb9fd7bf4eca02Affected
LinuxLinux	3.16Affected before 3.16Not affected 5.4.189 through 5.4.Not affected 5.10.110 through 5.10.Not affected 5.15.33 through 5.15.Not affected 5.16.19 through 5.16.Not affected 5.17.2 through 5.17.*Not affected 5.18 and laterNot affected

Product

Versions

LinuxLinux

99cbd064b059f222c8839ba433a68b2d6ee33066 to before 52592f9afbfe01bce8f8953e4f19cbe3bcbdbd3aAffected
99cbd064b059f222c8839ba433a68b2d6ee33066 to before 334720f418f57b1d969dad2117b21f9388cb9395Affected
99cbd064b059f222c8839ba433a68b2d6ee33066 to before 34dca60982e93e69ae442aa2d36ce61c9a3bb563Affected
99cbd064b059f222c8839ba433a68b2d6ee33066 to before 96888f0dcf351e758b9df57e015a48427ca709c1Affected
99cbd064b059f222c8839ba433a68b2d6ee33066 to before a4e2e31971354790b0d1fa3e783452a9d135fcffAffected
99cbd064b059f222c8839ba433a68b2d6ee33066 to before 58922910add18583d5273c2edcdb9fd7bf4eca02Affected

LinuxLinux

3.16Affected
before 3.16Not affected
5.4.189 through 5.4.*Not affected
5.10.110 through 5.10.*Not affected
5.15.33 through 5.15.*Not affected
5.16.19 through 5.16.*Not affected
5.17.2 through 5.17.*Not affected
5.18 and laterNot affected

References

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