CVE-2022-48642

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

28/04/2024

Last modified:

07/01/2025

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix percpu memory leak at nf_tables_addchain() It seems to me that percpu memory for chain stats started leaking since commit 3bc158f8d0330f0a ("netfilter: nf_tables: map basechain priority to hardware priority") when nft_chain_offload_priority() returned an error.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	5.3 (including)	5.10.146 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.71 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	5.19.12 (excluding)
cpe:2.3:o:linux:linux_kernel:6.0:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.0:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.0:rc3::::::
cpe:2.3:o:linux:linux_kernel:6.0:rc4::::::
cpe:2.3:o:linux:linux_kernel:6.0:rc5::::::
cpe:2.3:o:linux:linux_kernel:6.0:rc6::::::

To consult the complete list of CPE names with products and versions, see this page

CVE-2022-48642

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools