CVE-2020-25662 | BDVDB-2026-144237 Detail

Red Hatkernel

Description#

A Red Hat only CVE-2020-12352 regression issue was found in the way the Linux kernel's Bluetooth stack implementation handled the initialization of stack memory when handling certain AMP packets. This flaw allows a remote attacker in an adjacent range to leak small portions of stack memory on the system by sending specially crafted AMP packets. The highest threat from this vulnerability is to data confidentiality.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: adjacent.

Weaknesses#

CWE-284 Improper Access Control
CWE-665 Improper Initialization

References#

Exploit#

No public exploit known

History#

Version 12020-11-05Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.

Published

Published: 2020-11-05
Last modified: 2024-08-04

Vendor information

Vendor: Red Hat
Product: kernel

All Red Hat vulnerabilities

Score

5.3 Medium

EPSS

1.1%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 68.0.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Improper Access Control

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
kernel-4.18.0-240.el8
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

5.3 Medium

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	High
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).