by Kastro
Paper/Archive/CVE-2026-72355

CVE-2026-72355

Linux Linux — netfs: Fix barriering when walking subrequest list

EPSS 0.6%CVSS 9.8
critical.is priorityof 100
40
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 50.7.507 × 2010.1No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Linux288ace2f57c9d06dd2e42bd80d03747d879a4068 – < 4cca4b44e561a19c77cb1949ae6846da0539db404cca4b44e561a19c77cb1949ae6846da0539db40CNA
Linux288ace2f57c9d06dd2e42bd80d03747d879a4068 – < be47c047250671c9225c0319ca4695be9b391c59be47c047250671c9225c0319ca4695be9b391c59CNA
Linux288ace2f57c9d06dd2e42bd80d03747d879a4068 – < 5c6ce05e406520290c1d89da97fb3cd70c09137d5c6ce05e406520290c1d89da97fb3cd70c09137dCNA
Linux6.106.18.53CNA

Scores by source

Linux (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refgit.kernel.org/stable/c/4cca4b44e561a19c77cb1949ae6846da0539db40refgit.kernel.org/stable/c/be47c047250671c9225c0319ca4695be9b391c59refgit.kernel.org/stable/c/5c6ce05e406520290c1d89da97fb3cd70c09137d