SB20251226169 - Out-of-bounds read in Linux kernel ntfs3
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226169
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2023-54063)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the hdr_find_e() function in fs/ntfs3/index.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/17048287ac79abd33b275ac3b5738285d406481b
- https://git.kernel.org/stable/c/4bf3b564e27a518f158a83d5e1a50064ed6136a0
- https://git.kernel.org/stable/c/a7e5dba10ba1402dd6c2f961a70320770865c4a5
- https://git.kernel.org/stable/c/b8c44949044e5f7f864525fdffe8e95135ce9ce5
- https://git.kernel.org/stable/c/cd7e1d67924081717c5c96ead758a1a77867689a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.111