NULL pointer dereference in Linux kernel - CVE-2022-0433
Published: March 10, 2022 / Updated: March 16, 2022
Vulnerability identifier: #VU90665
CSH Severity: Low
CVSS v4.0: 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
CVE-ID: CVE-2022-0433
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the bloom_map_delete_elem() function in kernel/bpf/bloom_filter.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-0433
Install update from vendor's website.