What’s Vulnerable › Vulnerabilities

CVE-2024-45008: Input: MT - limit max slots

• 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: 2024-09-04 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: Input: MT - limit max slots syzbot is reporting too large allocation at input_mt_init_slots(), for num_slots is supplied from userspace using ioctl(UI_DEV_CREATE). Since nobody knows possible max slots, this patch chose 1024.

Affected products

• Linux kernel: before 4.19.321; from 4.20 before 5.4.283; from 5.5 before 5.10.225; from 5.11 before 5.15.166; from 5.16 before 6.1.107; from 6.2 before 6.6.48 — fixed in 4.19.321, 5.10.225, 5.15.166, 5.4.283, 6.1.107, 6.10.7

How to fix

Upgrade to a fixed version: Linux kernel 4.19.321, 5.10.225, 5.15.166, 5.4.283. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/05dd9aabd04f9b5eb04dab9bb83d8c3e982d7549
• https://git.kernel.org/stable/c/2829c80614890624456337e47320289112785f3e
• https://git.kernel.org/stable/c/87f610a1a7fbdb1f2e3d90b54c955bd3b8a0c322
• https://git.kernel.org/stable/c/8f04edd554d191834e9e1349ef030318ea6b11ba
• https://git.kernel.org/stable/c/94736334b8a25e4fae8daa6934e54a31f099be43
• https://git.kernel.org/stable/c/95f73d01f547dfc67fda3022c51e377a0454b505
• https://git.kernel.org/stable/c/99d3bf5f7377d42f8be60a6b9cb60fb0be34dceb
• https://git.kernel.org/stable/c/cd19f1799c32ba7b874474b1b968815ce5364f73
• https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html
• https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

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