CVE-2022-49019

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

21/10/2024

Last modified:

24/10/2024

Description

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: nixge: fix NULL dereference In function nixge_hw_dma_bd_release() dereference of NULL pointer priv->rx_bd_v is possible for the case of its allocation failure in nixge_hw_dma_bd_init(). Move for() loop with priv->rx_bd_v dereference under the check for its validity. Found by Linux Verification Center (linuxtesting.org) with SVACE.

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::::::::	4.17 (including)	5.4.226 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.158 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.82 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.0.12 (excluding)
cpe:2.3:o:linux:linux_kernel:6.1:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.1:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.1:rc3::::::
cpe:2.3:o:linux:linux_kernel:6.1:rc4::::::
cpe:2.3:o:linux:linux_kernel:6.1:rc5::::::
cpe:2.3:o:linux:linux_kernel:6.1:rc6::::::
cpe:2.3:o:linux:linux_kernel:6.1:rc7::::::

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

CVE-2022-49019

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools