CVE Vulnerabilities

CVE-2023-6622

NULL Pointer Dereference

Published: Dec 08, 2023 | Modified: Apr 30, 2024
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

A null pointer dereference vulnerability was found in nft_dynset_init() in net/netfilter/nft_dynset.c in nf_tables in the Linux kernel. This issue may allow a local attacker with CAP_NET_ADMIN user privilege to trigger a denial of service.

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name Vendor Start Version End Version
Linux_kernel Linux * 6.6 (including)
Linux_kernel Linux 6.7-rc1 (including) 6.7-rc1 (including)
Linux_kernel Linux 6.7-rc2 (including) 6.7-rc2 (including)
Linux_kernel Linux 6.7-rc3 (including) 6.7-rc3 (including)
Linux_kernel Linux 6.7-rc4 (including) 6.7-rc4 (including)

Potential Mitigations

References