High7.0Vendor: MediumRed Hat & Ubuntu Linux
Fix use-after-free in iscsit_dec_conn_usage_count()
CVE-2026-23216 Published Feb 18, 2026
CVE-2026-23216
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Fix use-after-free in iscsit_dec_conn_usage_count(). Red Hat rates this moderate (CVSS 7). Weakness: CWE-413. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:9870 — update the affected packages (`sudo dnf update`).
Affected versions
- kernel-0:4.18.0-305.194.1.el8_4
- kernel-0:4.18.0-477.145.1.el8_8
- kernel-0:3.10.0-1160.148.1.el7
- kernel-0:5.14.0-427.129.1.el9_4
- kernel-0:4.18.0-372.195.1.el8_6
- kernel-0:4.18.0-553.139.1.el8_10
- kernel-0:5.14.0-284.176.1.el9_2
- kernel-rt-0:5.14.0-284.176.1.rt14.461.el9_2
- kernel-0:5.14.0-570.120.1.el9_6
- kernel-rt-0:3.10.0-1160.148.1.rt56.1300.el7
- kernel-0:6.12.0-55.69.1.el10_0
- kernel-0:5.14.0-687.15.1.el9_8
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Fixed versions
- RHSA-2026:9870
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:9870 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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