SB20260527118 - Out-of-bounds read in Linux kernel ntfs3
Published: May 27, 2026
Security Bulletin ID
SB20260527118
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) Out-of-bounds read (CVE-ID: CVE-2026-46072)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to disclose sensitive information.
The vulnerability exists due to an out-of-bounds read in run_unpack() when mounting a crafted NTFS image with truncated run data in an MFT attribute. A local user can mount a specially crafted NTFS image to disclose sensitive information.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/41aadf5cb482793a24e05aa136224e179a778586
- https://git.kernel.org/stable/c/b62567bca47408e6739dee75f02a2113548af875
- https://git.kernel.org/stable/c/bf7ac4a1d3bfc6e56e54635c3d331a68170d37c9
- https://git.kernel.org/stable/c/d3012690a7065d9ca86521a525ad11e8af491d45
- https://git.kernel.org/stable/c/e64f7dfcaff79e7dfff9121a382dd77f9b462f62