CVE-2026-23270
CVE-2026-23270: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityHigh7.0
High [CVE-2026-23270] Linux kernel: Use-after-free in traffic control (act_ct) may lead to denial of service or privilege escalation
CVE-2026-23270Source published
Linux kernel: Use-after-free in traffic control (act_ct) may lead to denial of service or privilege escalation. Red Hat rates this moderate (CVSS 7). Weakness: CWE-416. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:19569 — update the affected packages (`sudo dnf update`).
- Related products — impact not confirmed
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 1
- kernel-rt
1 more entries in the full advisory.
- Source-reported affected versions
- kernel-0:4.18.0-553.126.1.el8_10
- kernel-0:5.14.0-427.127.1.el9_4
- kernel-0:6.12.0-211.16.1.el10_2
- kernel-rt-0:5.14.0-284.174.1.rt14.459.el9_2
8 more entries in the full advisory.
- Source-reported fixed versions
- RHSA-2026:19569
- Mitigation guidance
- Update the affected package(s) to the fixed version shipped in RHSA-2026:19569 (`sudo dnf update` / `yum update`).
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