What’s Vulnerable › Vulnerabilities

CVE-2024-49860: ACPI: sysfs: validate return type of _STR method

• Severity: high (CVSS 7.1 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 2026-08-04
• Weakness: CWE-843

Description

In the Linux kernel, the following vulnerability has been resolved: ACPI: sysfs: validate return type of _STR method Only buffer objects are valid return values of _STR. If something else is returned description_show() will access invalid memory.

Affected products

• Linux kernel: from 3.7 before 5.10.227; from 5.11 before 5.15.168; from 5.16 before 6.1.113; from 6.2 before 6.6.54; from 6.7 before 6.10.13; from 6.11 before 6.11.2 — fixed in 5.10.227, 5.15.168, 6.1.113, 6.10.13, 6.11.2, 6.6.54

How to fix

Upgrade to a fixed version: Linux kernel 5.10.227, 5.15.168, 6.1.113, 6.10.13. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0cdfb9178a3bba843c95c2117c82c15f1a64b9ce
• https://git.kernel.org/stable/c/2364b6af90c6b6d8a4783e0d3481ca80af699554
• https://git.kernel.org/stable/c/4b081991c4363e072e1748efed0bbec8a77daba5
• https://git.kernel.org/stable/c/4bb1e7d027413835b086aed35bc3f0713bc0f72b
• https://git.kernel.org/stable/c/5c8d007c14aefc3f2ddf71e4c40713733dc827be
• https://git.kernel.org/stable/c/92fd5209fc014405f63a7db79802ca4b01dc0c05
• https://git.kernel.org/stable/c/f0921ecd4ddc14646bb5511f49db4d7d3b0829f0
• https://git.kernel.org/stable/c/f51e5a88f2e7224858b261546cf6b3037dfb1323
• https://git.kernel.org/stable/c/f51f711d36e61fbb87c67b524fd200e05172668d
• 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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