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CVE-2024-50007: ALSA: asihpi: Fix potential OOB array access

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-21 · updated 2026-06-17
• Weakness: CWE-129

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: asihpi: Fix potential OOB array access ASIHPI driver stores some values in the static array upon a response from the driver, and its index depends on the firmware. We shouldn't trust it blindly. This patch adds a sanity check of the array index to fit in the array size.

Affected products

• Debian Linux: 11.0
• Linux kernel: before 4.19.323; from 4.20 before 5.4.285; from 5.5 before 5.10.227; from 5.11 before 5.15.168; from 5.16 before 6.1.113; from 6.2 before 6.6.55 — fixed in 4.19.323, 5.10.227, 5.15.168, 5.4.285, 6.1.113, 6.10.14

How to fix

Upgrade to a fixed version: Linux kernel 4.19.323, 5.10.227, 5.15.168, 5.4.285. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/219587bca2678e31700ef09ecec178ba1f735674
• https://git.kernel.org/stable/c/36ee4021bcc37b834996e79740d095d6f8dd948f
• https://git.kernel.org/stable/c/7a55740996701f7b2bc46dc988b60ef2e416a747
• https://git.kernel.org/stable/c/7b986c7430a6bb68d523dac7bfc74cbd5b44ef96
• https://git.kernel.org/stable/c/876d04bf5a8ac1d6af5afd258cd37ab83ab2cf3d
• https://git.kernel.org/stable/c/a6bdb691cf7b66dcd929de1a253c5c42edd2e522
• https://git.kernel.org/stable/c/ad7248a5e92587b9266c62db8bcc4e58de53e372
• https://git.kernel.org/stable/c/ce2953e44829ec54bcbb57e9d890fc8af0900c80
• https://git.kernel.org/stable/c/e658227d9d4f4e122d81690fdbc0d438b10288f5
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
• https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html

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