CVE-2022-50518

Published: Oct 7, 2025Modified: Jun 17, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: parisc: Fix locking in pdc_iodc_print() firmware call Utilize pdc_lock spinlock to protect parallel modifications of the iodc_dbuf[] buffer, check length to prevent buffer overflow of iodc_dbuf[], drop the iodc_retbuf[] buffer and fix some wrong indentings.

Affected (8)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

8 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 2.6.24.5 to 2.6.25
Linux Linux Kernel	From 2.6.25.1 to 6.0.18
Linux Linux Kernel	From 6.1 to 6.1.4
Linux Linux Kernel	Version 2.6.25
Linux Linux Kernel	Version 2.6.25 rc6
Linux Linux Kernel	Version 2.6.25 rc7
Linux Linux Kernel	Version 2.6.25 rc8
Linux Linux Kernel	Version 2.6.25 rc9

Related CWEs

CWE-667

Improper Locking

The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

References (3)

https://git.kernel.org/stable/c/04a603058e70b8b881bb7860b8bd649f931f2591

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/553bc5890ed96a8d006224c3a4673c47fee0d12a

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/7236aae5f81f3efbd93d0601e74fc05994bc2580

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

Timeline

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