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Description

In the Linux kernel, the following vulnerability has been resolved: clk: sunxi-ng: mp: Fix dual-divider clock rate readback When dual-divider clock support was introduced, the P divider offset was left out of the .recalc_rate readback function. This causes the clock rate to become bogus or even zero (possibly due to the P divider being 1, leading to a divide-by-zero). Fix this by incorporating the P divider offset into the calculation.

PUBLISHED Reserved 2025-04-16 | Published 2025-10-09 | Updated 2025-10-09 | Assigner Linux

Product status

Default status
unaffected

45717804b75eda8a76eacc04509ca4d68dd2caaf before 40108f69c372af3aea73e7829d6849a44638d662
affected

45717804b75eda8a76eacc04509ca4d68dd2caaf before 25fbbaf515acd13399589bd5ee6de5f35740cef2
affected

Default status
affected

6.15
affected

Any version before 6.15
unaffected

6.16.9
unaffected

6.17
unaffected

References

git.kernel.org/...c/40108f69c372af3aea73e7829d6849a44638d662

git.kernel.org/...c/25fbbaf515acd13399589bd5ee6de5f35740cef2

cve.org (CVE-2025-39954)

nvd.nist.gov (CVE-2025-39954)

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