CVE-2026-98879

Updated on 23 Oct 2026

Severity

Awaiting Analysis

Details

Overview

About vulnerability

In the Linux kernel, the following vulnerability has been resolved:

isofs: handle set_blocksize failures

isofs uses buffer_heads, which don’t handle block size > PAGE_SIZE well. Without this, mounting we will hit the

BUG_ON(offset >= folio_size(folio));

in folio_set_bh on the first __bread_gfp call.

Details

Fixes

KernelCare state

Live-patch status from KernelCare for each operating system.

Operating system Status Covered kernels
Oracle Linux 8 UEK 7 Planned —
Oracle Linux 9 UEK 7 Planned —
Ubuntu 22.04 Planned —
Ubuntu 22.04 AWS Planned —
Ubuntu 22.04 Azure Planned —
Ubuntu 26.04 Planned —