CVE-2026-98141

ntfs: propagate reparse index insertion failure

MEDIUM
5.5
CVSS Score
Published: September 25, 2026 at 10:36 AM UTC
Updated: October 27, 2026 at 06:15 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: ntfs: propagate reparse index insertion failure update_reparse_data() ignores the return value of set_reparse_index(). When index insertion fails, the code removes the just-written reparse data as cleanup but still returns 0, so symlink(2) (and WSL special file creation) reports success while no reparse data exists on disk. When there was no previous reparse data (oldsize == 0), the failure was likewise silently ignored. Propagate the error to the caller.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

7.1 ≤ v < 7.2.77.17.3fc053f05ca282a5e760b41f6560ac835c4e28037
Vendor states this is fixed in 9692b1b4fc00cf89628bc43f71729ab21f14f8d3 (fixed)
Vendor states this is fixed in c62f446c63398dc7151f413069bf617032cf7a71 (fixed)
Vendor states this is fixed in 7.1 (unaffected)
Vendor states this is fixed in 7.2.7 (unaffected)
Vendor states this is fixed in 7.3 (unaffected)
Vendor states this is fixed in 7.3-rc2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-252

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