CVE Vulnerabilities

CVE-2023-5972

NULL Pointer Dereference

Published: Nov 23, 2023 | Modified: Nov 30, 2023
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

A null pointer dereference flaw was found in the nft_inner.c functionality of netfilter in the Linux kernel. This issue could allow a local user to crash the system or escalate their privileges on the system.

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 6.2.1 (including) 6.5.10 (including)
Linux_kernel Linux 6.2-rc1 (including) 6.2-rc1 (including)
Linux_kernel Linux 6.2-rc2 (including) 6.2-rc2 (including)
Linux_kernel Linux 6.2-rc3 (including) 6.2-rc3 (including)
Linux_kernel Linux 6.2-rc4 (including) 6.2-rc4 (including)
Linux_kernel Linux 6.2-rc5 (including) 6.2-rc5 (including)
Linux_kernel Linux 6.2-rc6 (including) 6.2-rc6 (including)
Linux_kernel Linux 6.2-rc7 (including) 6.2-rc7 (including)
Linux_kernel Linux 6.2-rc8 (including) 6.2-rc8 (including)
Linux_kernel Linux 6.2.0-rc1 (including) 6.2.0-rc1 (including)
Linux_kernel Linux 6.2.0-rc2 (including) 6.2.0-rc2 (including)
Linux_kernel Linux 6.2.0-rc3 (including) 6.2.0-rc3 (including)
Linux_kernel Linux 6.2.0-rc4 (including) 6.2.0-rc4 (including)
Linux_kernel Linux 6.2.0-rc5 (including) 6.2.0-rc5 (including)
Linux_kernel Linux 6.2.0-rc6 (including) 6.2.0-rc6 (including)
Linux_kernel Linux 6.6-rc1 (including) 6.6-rc1 (including)
Linux_kernel Linux 6.6-rc2 (including) 6.6-rc2 (including)
Linux_kernel Linux 6.6-rc3 (including) 6.6-rc3 (including)
Linux_kernel Linux 6.6-rc4 (including) 6.6-rc4 (including)
Linux_kernel Linux 6.6-rc5 (including) 6.6-rc5 (including)
Linux_kernel Linux 6.6-rc6 (including) 6.6-rc6 (including)

Potential Mitigations

References