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CVE-2022-48859

net: marvell: prestera: Add missing of_node_put() in prestera_switch_set_base_mac_addr

MEDIUM
5.5
CVSS Score
Published: July 16, 2024 at 12:25 PM UTC
Updated: June 17, 2026 at 05:16 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: Add missing of_node_put() in prestera_switch_set_base_mac_addr This node pointer is returned by of_find_compatible_node() with refcount incremented. Calling of_node_put() to aovid the refcount leak.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
5.10 ≤ v < 5.15.295.10 ≤ v < 5.16.155.10 ≤ v < 5.175.16 ≤ v < 5.16.155.10501ef3066c89d7f9045315e1be58749cf9e6814d
Vendor states this is fixed in 4cc66bf17220ff9631f9fa99b02a872e0ad5a08b (fixed)
Vendor states this is fixed in b7c2fd1d126329340639adfb8dd2938fe4b65df7 (fixed)
Vendor states this is fixed in c9ffa3e2bc451816ce0295e40063514fabf2bd36 (fixed)
Vendor states this is fixed in 5.10 (unaffected)
Vendor states this is fixed in 5.15.29 (unaffected)
Vendor states this is fixed in 5.16.15 (unaffected)
Vendor states this is fixed in 5.17 (unaffected)

References (3)

Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/4cc66bf17220ff9631f9fa99b02a872e0ad5a08b
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/b7c2fd1d126329340639adfb8dd2938fe4b65df7
Patch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/c9ffa3e2bc451816ce0295e40063514fabf2bd36

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-401

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