What’s Vulnerable › Vulnerabilities

CVE-2022-49750: cpufreq: CPPC: Add u64 casts to avoid overflowing

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-03-27 · updated 2026-06-17
• Weakness: CWE-190

Description

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Add u64 casts to avoid overflowing The fields of the _CPC object are unsigned 32-bits values. To avoid overflows while using _CPC's values, add 'u64' casts.

Affected products

• Linux kernel: before 6.1.9; 6.2-rc1, 6.2-rc2, 6.2-rc3 — fixed in 6.1.9

How to fix

Upgrade to a fixed version: Linux kernel 6.1.9. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/7d596bbc66a52ff2c7a83d7e0ee840cb07e2a045
• https://git.kernel.org/stable/c/f5f94b9c8b805d87ff185caf9779c3a4d07819e3

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