CVE-2024-50302: Linux Kernel Use of Uninitialized Resource Vulnerability

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: yes — in CISA KEV since 2025-03-04
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-11-19 · updated 2026-10-15
Weakness: CWE-908

Description

In the Linux kernel, the following vulnerability has been resolved: HID: core: zero-initialize the report buffer Since the report buffer is used by all kinds of drivers in various ways, let's zero-initialize it during allocation to make sure that it can't be ever used to leak kernel memory via specially-crafted report.

Affected products

Debian Linux: 11.0
Android: all versions
Linux kernel: from 3.12 before 4.19.324; from 4.20 before 5.4.286; from 5.5 before 5.10.230; from 5.11 before 5.15.172; from 5.16 before 6.1.117; from 6.2 before 6.6.61 — fixed in 4.19.324, 5.10.230, 5.15.172, 5.4.286, 6.1.117, 6.11.8
Siemens Simatic S7-1500 Tm Mfp Firmware: all versions
Siemens Sinec Os: before 3.2 — fixed in 3.2

How to fix

Upgrade to a fixed version: Linux kernel 4.19.324, 5.10.230, 5.15.172, 5.4.286; Siemens Sinec Os 3.2. Check the vendor advisory for mitigations.

References

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