SB2022122146 - Denial of service in Linux kernel SLIP driver
Published: December 21, 2022
Security Bulletin ID
SB2022122146
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) NULL pointer dereference (CVE-ID: CVE-2022-41858)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within the sl_tx_timeout() function in drivers/net/slip in Linux kernel. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.