SB2022083141 - Out-of-bounds read in Linux kernel fs
Published: August 31, 2022
Security Bulletin ID
SB2022083141
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-2022-1508)
The vulnerability allows a local user to access sensitive information or perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the io_read() and iov_iter_reexpand() functions in fs/io_uring.c. A local user can access sensitive information or perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.