CVE-2026-64068 | In the Linux kernel, the following vulnerability has been re… | CVSS 9.8 CRITICAL

Description

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix missing locking around retry adding new subreqs Fix netfs_retry_read_subrequests() and netfs_retry_write_stream() to take the appropriate lock when adding extra subrequests into stream->subrequests.

Metadata

CVE ID: CVE-2026-64068
State: PUBLISHED
Assigner: Linux
Reserved: 2026-07-19 07:54 UTC
Published: 2026-07-19 15:39 UTC
Last updated: 2026-07-20 13:42 UTC
Vendor / Product: Linux / Linux
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

Affected products (2)

Vendor	Product	Platform	Versions
Linux	Linux	—	288ace2f57c9d06dd2e42bd80d03747d879a4068 < 393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2, 288ace2f57c9d06dd2e42bd80d03747d879a4068 < cce18c263e9623872327ba3c956012f73c1179cc
Linux	Linux	—	6.10, 0 < 6.10, 7.0.11 ≤ 7.0., 7.1 ≤

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (2)