CVE-2020-25661 - CVE House

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Status published High CVE-2020-25661

A Red Hat only CVE-2020-12351 regression issue was found in...

7.5 CVSS

Vulnerability Description

A Red Hat only CVE-2020-12351 regression issue was found in the way the Linux kernel's Bluetooth implementation handled L2CAP packets with A2MP CID. This flaw allows a remote attacker in an adjacent range to crash the system, causing a denial of service or potentially executing arbitrary code on the system by sending a specially crafted L2CAP packet. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from Red Hat

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Event-driven-ansible: sensitive internal headers disclosure in aap eda event streams

Event-driven-ansible: event stream test mode exposes sensitive headers in aap eda

Libsoup: improper handling of http vary header in libsoup caching

Gnutls: stack-based buffer overflow in gnutls_pkcs11_token_init() function

Affected Vendor

Red Hat

View all reports →

Affected Software

kernel

Vulnerable Versions:

kernel-4.18.0-240.el8

Timeline

Official Publish: November 5th, 2020

Last Modified: August 4th, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control

T1499 Endpoint Denial of Service