SB2025091984 - Out-of-bounds read in Linux kernel ext4
Published: September 19, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091984
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 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2022-50403)
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 fs/ext4/ext4.h. 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/205ac16628aca9093931fcbdb4bcd00d0eb94132
- https://git.kernel.org/stable/c/3bf678a0f9c017c9ba7c581541dbc8453452a7ae
- https://git.kernel.org/stable/c/4690a4bdcf1470cb161aff1be30bd143b9dffd89
- https://git.kernel.org/stable/c/5da9e607547f73dc7a643f35b0487992fd66910f
- https://git.kernel.org/stable/c/743e9d708743d98464ccbd56e820d87dc6d1d629
- https://git.kernel.org/stable/c/7753d6657873a2523a9989e6c09090cd503bbcda
- https://git.kernel.org/stable/c/d7f93fc6fba8ff017be871be7edf8614a785ccad
- https://git.kernel.org/stable/c/dd5639d36a5e4e42fd0fe05cc0b2ad9ddd3fca9d
- https://git.kernel.org/stable/c/f9cd6980800bbfd11bf94eb5f942049d4d4eaa52
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.163