netfs: Fix netfs_read_to_pagecache() to pause on subreq failure

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-64066
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-19 16:17:47 UTC
Updated2026-07-20 15:17:06 UTC
DescriptionIn 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.

Risk And Classification

Primary CVSS: v3.1 9.8 CRITICAL from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.001660000 probability, percentile 0.061640000 (date 2026-07-20)

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED9.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected ee4cdf7ba857a894ad1650d6ab77669cbbfa329e 884c4c4f35e577aba6a0593c80cbea9ca5e6e2b8 git Not specified
CNA Linux Linux affected ee4cdf7ba857a894ad1650d6ab77669cbbfa329e 0256e79ce42101ad036edd4205bccca621ea0927 git Not specified
CNA Linux Linux affected ee4cdf7ba857a894ad1650d6ab77669cbbfa329e 8a8c0cfdf4658fc5b295b7fc87be56e0d76741f4 git Not specified
CNA Linux Linux affected 6.12 Not specified
CNA Linux Linux unaffected 6.12 semver Not specified
CNA Linux Linux unaffected 6.18.34 6.18.* semver Not specified
CNA Linux Linux unaffected 7.0.11 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/0256e79ce42101ad036edd4205bccca621ea0927 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/8a8c0cfdf4658fc5b295b7fc87be56e0d76741f4 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/884c4c4f35e577aba6a0593c80cbea9ca5e6e2b8 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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