High7.0Vendor: MediumRed Hat & Ubuntu Linux
prevent preemption of oopsing TASK_DEAD task
CVE-2026-46173 Published May 28, 2026
CVE-2026-46173
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
prevent preemption of oopsing TASK_DEAD task. Red Hat rates this moderate (CVSS 7). Weakness: CWE-1341. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:27288 — update the affected packages (`sudo dnf update`).
Affected versions
- kernel-0:5.14.0-427.134.1.el9_4
- kernel-0:5.14.0-687.17.1.el9_8
- kernel-rt-0:5.14.0-284.178.1.rt14.463.el9_2
- kernel-0:5.14.0-570.125.1.el9_6
- kernel-0:5.14.0-284.178.1.el9_2
- kernel-0:6.12.0-211.26.1.el10_2
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:27288
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:27288 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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