CVE-2022-50380 - CVE House
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Status published Unknown CVE-2022-50380

mm: /proc/pid/smaps_rollup: fix no vma's null-deref

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smaps_rollup: fix no vma's null-deref Commit 258f669e7e88 ("mm: /proc/pid/smaps_rollup: convert to single value seq_file") introduced a null-deref if there are no vma's in the task in show_smaps_rollup.

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:
258f669e7e88c18edbc23fe5ce00a476b924551f, 4.19, 0, 4.19.264, 5.4.221, 5.10.152, 5.15.76, 6.0.6, 6.1

Timeline

Official Publish: September 18th, 2025
Last Modified: May 11th, 2026
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.