What’s Vulnerable › Vulnerabilities

CVE-2025-38548: hwmon: (corsair-cpro) Validate the size of the received input buffer

• Severity: high (CVSS 7.8 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: 2025-08-16 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: hwmon: (corsair-cpro) Validate the size of the received input buffer Add buffer_recv_size to store the size of the received bytes. Validate buffer_recv_size in send_usb_cmd().

Affected products

• Debian Linux: 11.0
• Linux kernel: from 5.9 before 5.10.241; from 5.11 before 5.15.190; from 5.16 before 6.1.147; from 6.2 before 6.6.100; from 6.7 before 6.12.40; from 6.13 before 6.15.8 — fixed in 5.10.241, 5.15.190, 6.1.147, 6.12.40, 6.15.8, 6.6.100

How to fix

Upgrade to a fixed version: Linux kernel 5.10.241, 5.15.190, 6.1.147, 6.12.40. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0db770e2922389753ddbd6663a5516a32b97b743
• https://git.kernel.org/stable/c/2771d2ee3d95700f34e1e4df6a445c90565cd4e9
• https://git.kernel.org/stable/c/2e6f4d9cfbda52700c126c5a2b93dd2042e8680c
• https://git.kernel.org/stable/c/3c4bdc8a852e446080adc8ceb90ddd67a56e1bb8
• https://git.kernel.org/stable/c/495a4f0dce9c8c4478c242209748f1ee9e4d5820
• https://git.kernel.org/stable/c/4eb5cc48399f89b63acdbfe912fa5c8fe2900147
• https://git.kernel.org/stable/c/eda5e38cc4dd2dcb422840540374910ef2818494
• https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
• https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html

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