OCTOBER 12, 2026
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Case File

CVE-2026-64519

UNKNOWN · CVSS N/A EPSS 0.17%

Source: NVD + CISA KEV + EPSS · Published 2026-07-25 · Last synced 2026-08-24

CyberRota Analysis

AI-Generated

The vulnerability affects the Linux kernel's NFS server, specifically in the handling of layout state revocation, where an infinite loop can occur due to a failure to set the status of certain state IDs. This can lead to a denial of service as the revocation process hangs indefinitely, potentially impacting system availability. Administrators of Linux-based systems utilizing NFS should prioritize applying the relevant patches to mitigate this issue.

CVE
CVE-2026-64519
Severity
UNKNOWN
CVSS
N/A
EPSS
0.17%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix infinite loop in layout state revocation find_one_sb_stid() skips stids whose sc_status is non-zero, but the SC_TYPE_LAYOUT case in nfsd4_revoke_states() never sets sc_status before calling nfsd4_close_layout(). The retry loop therefore finds the same layout stid on every iteration, hanging the revoker indefinitely.