SB20240613122 - Buffer overflow in Linux kernel exfat
Published: June 13, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240613122
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2022-48665)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to memory corruption within the exfat_zeroed_cluster() function in fs/exfat/fatent.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.