CVE-2022-50518

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Source
https://cve.org/CVERecord?id=CVE-2022-50518
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50518.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-50518
Downstream
DEBIAN (1)
OESA (1)
ROOT (2)
UBUNTU (1)
Published
2025-10-07T15:19:13Z
Modified
2026-10-20T10:30:56Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
parisc: Fix locking in pdc_iodc_print() firmware call
Details

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.

Database specific 
{
    "cna_assigner":  "Linux",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50518.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
ef1afd4d79f0479960ff36bb5fe6ec6eba1ebff2
Fixed
04a603058e70b8b881bb7860b8bd649f931f2591
Fixed
553bc5890ed96a8d006224c3a4673c47fee0d12a
Fixed
7236aae5f81f3efbd93d0601e74fc05994bc2580
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
2.6.24.5
Fixed
2.6.25
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
24319896af06b84f965bcefa0f2d926b726ed05b

Affected versions

v2.*
v2.6.24.5
v2.6.24.6
v2.6.24.7

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50518.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
2.6.25
Fixed
6.0.18
Type
ECOSYSTEM
Events
Introduced
6.1.0
Fixed
6.1.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50518.json"