High7.1Vendor: MediumRed Hat & Ubuntu Linux
fix ro->uniq use-after-free in raw_rcv()
CVE-2026-31532 Published Apr 23, 2026
CVE-2026-31532
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
fix ro->uniq use-after-free in raw_rcv(). Red Hat rates this moderate (CVSS 7.1). Weakness: CWE-366. Affected package(s): kernel, kernel-rt. Resolved in Red Hat advisory RHSA-2026:25095 — update the affected packages (`sudo dnf update`).
Affected versions
- kernel-0:5.14.0-284.172.1.el9_2
- kernel-0:4.18.0-553.126.1.el8_10
- kernel-0:6.12.0-55.72.1.el10_0
- kernel-rt-0:5.14.0-70.180.1.rt21.252.el9_0
- kernel-0:3.10.0-1160.151.1.el7
- kernel-0:4.18.0-305.192.1.el8_4
- kernel-0:5.14.0-687.10.1.el9_8
- kernel-0:6.12.0-211.22.1.el10_2
- kernel-0:5.14.0-427.124.1.el9_4
- kernel-0:4.18.0-372.195.1.el8_6
- kernel-rt-0:5.14.0-284.172.1.rt14.457.el9_2
- kernel-rt-0:4.18.0-553.126.1.rt7.467.el8_10
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:25095
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-2026:25095 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 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.