High7.8Red Hat & Ubuntu Linux
integer overflow in VIOSockSelect leads to heap-based buffer overflow
CVE-2026-46655 Published Jun 16, 2026
CVE-2026-46655
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
integer overflow in VIOSockSelect leads to heap-based buffer overflow. Red Hat rates this important (CVSS 7.8). Weakness: CWE-190. 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 2 hours ago·verify at source
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