Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2022-48841

Severity CVSS v4.0:
Pending analysis
Type:
CWE-476 NULL Pointer Dereference
Publication date:
16/07/2024
Last modified:
17/07/2024

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> ice: fix NULL pointer dereference in ice_update_vsi_tx_ring_stats()<br /> <br /> It is possible to do NULL pointer dereference in routine that updates<br /> Tx ring stats. Currently only stats and bytes are updated when ring<br /> pointer is valid, but later on ring is accessed to propagate gathered Tx<br /> stats onto VSI stats.<br /> <br /> Change the existing logic to move to next ring when ring is NULL.

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:*:*:*:*:*:*:*:* 5.16.17 (excluding)
cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.17:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.17:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.17:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.17:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.17:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.17:rc8:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools