CVE-2022-49790

Medium

Description

In the Linux kernel, the following vulnerability has been resolved: Input: iforce - invert valid length check when fetching device IDs syzbot is reporting uninitialized value at iforce_init_device() [1], for commit 6ac0aec6b0a6 ("Input: iforce - allow callers supply data buffer when fetching device IDs") is checking that valid length is shorter than bytes to read. Since iforce_get_id_packet() stores valid length when returning 0, the caller needs to check that valid length is longer than or equals to bytes to read.

SeverityMedium
CVSS5.5
Exploit probability—
ProductLinux Kernel
PublishedMay 1, 2025
First seenMay 1, 2025

How to fix

Update
  • linux linux_kernel5.4.225, 5.10.156, 5.15.80, 6.0.10 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel5.3 ≤ v < 5.4.225, 5.5 ≤ v < 5.10.156, 5.11 ≤ v < 5.15.80, 5.16 ≤ v < 6.0.10, 6.15.4.225, 5.10.156, 5.15.80, 6.0.10

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CVE-2022-49790 · Linux Kernel · Dark Radar