High7.3Vendor: MediumRed Hat & Ubuntu Linux
use skb_header_pointer_careful()
CVE-2026-23204 Published Feb 14, 2026
CVE-2026-23204
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
use skb_header_pointer_careful(). Red Hat rates this moderate (CVSS 7.3). Weakness: CWE-1285. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:10756 — update the affected packages (`sudo dnf update`).
Affected versions
- kernel-0:6.12.0-55.68.1.el10_0
- kernel-0:4.18.0-193.195.1.el8_2
- kernel-0:3.10.0-1160.148.1.el7
- kernel-0:4.18.0-477.136.1.el8_8
- kernel-0:4.18.0-305.189.1.el8_4
- kernel-0:5.14.0-687.10.1.el9_8
- kernel-0:5.14.0-427.121.1.el9_4
- kernel-0:4.18.0-372.188.1.el8_6
- kernel-0:5.14.0-70.175.1.el9_0
- kernel-0:5.14.0-284.166.1.el9_2
- kernel-rt-0:5.14.0-284.166.1.rt14.451.el9_2
- kernel-0:5.14.0-570.108.1.el9_6
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:10756
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-2026:10756 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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