CVE-2026-90132NVD

Vulnerability Summary

In the Linux kernel, the following vulnerability has been resolved:

ntfs: reject unprivileged writes to reserved $LX* xattrs

Reject setxattr of the reserved $LXUID, $LXGID, $LXMOD and $LXDEV names
from userspace unless the caller has CAP_SYS_ADMIN.

Severity Level

HIGH(7.1)

Published Date

Sep 17, 2026

Last Modified

Sep 18, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.15%Probability

Root Weakness (CWE)

N/A

CVSS v3.1 Base Metrics — Score 7.1 (HIGH)

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

Affected & Patched Versions

Affected Versions

Linux Linux >= fc053f05ca282a5e760b41f6560ac835c4e28037 and < 86f46508016bc1f2bffb3a52dc2664f942fb9802
Linux Linux >= fc053f05ca282a5e760b41f6560ac835c4e28037 and < ea6a67ef64451d2da298f15baa35865b4bb6372a
Linux Linux >= 7.1

Patched Versions

Linux Linux 86f46508016bc1f2bffb3a52dc2664f942fb9802
Linux Linux ea6a67ef64451d2da298f15baa35865b4bb6372a

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