SB2023011003 - Denial of service in Linux kernel Netfilter
Published: January 10, 2023
Security Bulletin ID
SB2023011003
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) Improper Resource Shutdown or Release (CVE-ID: CVE-2022-3544)
CWE-ID: CWE-404 - Improper Resource Shutdown or Release
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 perform a denial of service (DoS) attack.
The vulnerability exists due to improper resource management within the damon_sysfs_add_target() function in mm/damon/sysfs.c in Linux kernel Netfilter. A local user can cause the kernel to crash.
Remediation
Install update from vendor's website.