High7.0Vendor: MediumRed Hat & Ubuntu Linux
Fix use-after-free in sco_recv_frame() due to missing sock_hold
CVE-2026-31408 Published Apr 6, 2026
CVE-2026-31408
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Fix use-after-free in sco_recv_frame() due to missing sock_hold. Red Hat rates this moderate (CVSS 7). Weakness: CWE-911. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:19569 — update the affected packages (`sudo dnf update`).
Affected versions
- kernel-0:4.18.0-553.126.1.el8_10
- kernel-0:6.12.0-211.16.1.el10_2
- kernel-rt-0:4.18.0-553.126.1.rt7.467.el8_10
- kernel-0:5.14.0-687.12.1.el9_8
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Fixed versions
- RHSA-2026:19569
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:19569 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Discussion(0)
No comments yet. Share field notes, upgrade gotchas, or questions — verify against the vendor advisory before acting on community advice.
Sign in to join the discussion.