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Red Hat Security Advisory

RHSA-2026:63537

kernel security update

Released 2026-09-04 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 1 record

Priority LOW 35

In the Linux kernel, the following vulnerability has been resolved: packet: use consistent hard_header_len in non-ring send paths packet_snd() reads dev->hard_header_len multiple times while allocating and constructing a…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.0012 Published 2026-08-21 Partial fix · 4.5, 4.10 +10