CVE-2026-64068CWE-667

CVE-2026-64068

Critical · published July 19, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
43.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00518 · 43.2th percentile
Weakness
CWE-667 · Improper Locking
Published
2026-07-19T20:17Z
Affected products (5)
ProductVersionsFixed in
linux/linux_kernel≥ 6.10, < 7.0.117.0.11
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
References (4)
https://git.kernel.org/stable/c/393f3f0d7353a94b1e0bc4ca89c683fe983e5fd2 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cce18c263e9623872327ba3c956012f73c1179cc · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d5c9d19b0ff2f7153532ac238a5e96fed2df315c · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f59c4ec86ef3a9ac99706ae163a38ec28129fd76 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 19 JUL 15:39Z
    netfs: Fix missing locking around retry adding new subreqs
    cvelistv5