Vulnerability in Linux

CVE-2026-72355

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix barriering when walking subrequest list Fix the barriering used when walking the subrequest list in retry as there's a possibility of seeing a subreq that's just been added by the application thread.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (49.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-72355: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.001

Affected products

  • Linux — versions 288ace2f57c9d06dd2e42bd80d03747d879a4068, 7.2, 7.2-rc2

References

Frequently asked questions

What is CVE-2026-72355?
CVE-2026-72355 is a critical-severity vulnerability in Linux. CVSS score: 9.8/10. Published 2026-08-15.
How severe is CVE-2026-72355?
Critical severity. CVSS v3 base score is 9.8 out of 10.