CVE-2026-64066

Critical

Description

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix netfs_read_to_pagecache() to pause on subreq failure Fix netfs_read_to_pagecache() so that it pauses the generation of new subrequests if an already-issued subrequest fails.

SeverityCritical
CVSS9.8
Exploit probability—
ProductLinux Kernel
PublishedJul 19, 2026
First seenJul 19, 2026

How to fix

Update
  • linux linux_kernel6.18.34, 7.0.11 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel6.12 ≤ v < 6.18.34, 6.19 ≤ v < 7.0.11, 7.16.18.34, 7.0.11

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