SB20260625168 - Integer overflow in Linux kernel erofs
Published: June 25, 2026
Security Bulletin ID
SB20260625168
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) Integer overflow (CVE-ID: CVE-2026-53015)
CWE-ID: CWE-190 - Integer overflow
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 cause a denial of service.
The vulnerability exists due to an integer truncation in the EROFS zmap logic when processing crafted EROFS filesystem metadata on 32-bit platforms. A local user can provide a specially crafted filesystem image to cause a denial of service.
Only 32-bit platforms are affected.
Remediation
Install update from vendor's website.