High7.8Red Hat & Ubuntu Linux
Fix use-after-free in iomap inline data write path
CVE-2026-45984 Published May 27, 2026
CVE-2026-45984
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Fix use-after-free in iomap inline data write path. Red Hat rates this important (CVSS 7.8). Weakness: CWE-826. Affected package(s): kernel. Resolved in Red Hat advisory RHSA-2026:33743 — update the affected packages (`sudo dnf update`).
Affected versions
- kernel-0:5.14.0-687.17.1.el9_8
- kernel-0:4.18.0-553.139.1.el8_10
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:33743
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-2026:33743 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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