SB2026092846 - Unchecked Error Condition in Linux kernel ntfs
Published: September 28, 2026 Updated: September 30, 2026
Security Bulletin ID
SB2026092846
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Unchecked Error Condition (CVE-ID: CVE-2026-98137)
CWE-ID: CWE-391 - Unchecked Error Condition
CVSSv4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a local user to disclose stale on-disk data.
The vulnerability exists due to improper error handling in ntfs_attr_fallocate() when allocating file space and zeroing newly allocated clusters. A local user can trigger file-space allocation during a zeroing failure to disclose stale on-disk data.
Remediation
Install update from vendor's website.