High7.5Red Hat & Ubuntu Linux
Denial of Service due to TLSv1.3 KeyUpdate memory exhaustion
CVE-2026-39304 Published Apr 10, 2026
CVE-2026-39304
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Denial of Service due to TLSv1.3 KeyUpdate memory exhaustion. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Mitigation checklist
Recommended fix / mitigation
- Red Hat rates this important; a fix erratum may not be out yet — apply the RHSA as soon as it publishes.
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.