CVE-2022-50518 - CVE House
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Status published High CVE-2022-50518

parisc: Fix locking in pdc_iodc_print() firmware call

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
ef1afd4d79f0479960ff36bb5fe6ec6eba1ebff2, 24319896af06b84f965bcefa0f2d926b726ed05b, 2.6.24.5, 2.6.25, 0, 6.0.18, 6.1.4, 6.2

Timeline

Official Publish: October 7th, 2025
Last Modified: May 23rd, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.