CVE-2026-93222

Not scored yetLast modified Oct 19, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

signal: avoid shared siginfo namespace rewrites

send_signal_locked() rewrites sender ids for the target namespace. Group sends reuse the same siginfo, so one recipient can affect the next.

Copy the siginfo before changing it.

Metrics

No CVSS score has been published yet.

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Sep 24, 2026
Last modified
Oct 19, 2026
NVD status
Received

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CVE-2026-93222: Unscored | Vulnix