Medium5.5Red Hat Linux Updated

fix incorrect tunnel matching in vti6_tnl_lookup

CVE-2026-53221 Published Jun 25, 2026Updated by vendor Jun 25, 2026

CVE-2026-53221

Affected products & platforms

Red Hat LinuxUnclassified

Open vendor advisory

Summary

fix incorrect tunnel matching in vti6_tnl_lookup(). Red Hat rates this moderate (CVSS 5.5). Weakness: CWE-1289.

Mitigation

Mitigation steps weren't captured by the parser for this advisory — this is a parsing gap, not a statement that no fix exists. Read the vendor advisory below for the authoritative guidance.

Official advisory · medium-confidence parse· fetched 7 hours ago·verify at source

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