CVE-2020-25661

HIGH
8.8
CVSS Score
Published: November 5, 2020 at 08:04 PM UTC
Updated: June 17, 2026 at 03:07 AM UTC
2 products affected across 1 vendorEnterprise LinuxKernel

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Severity
HIGH8.8
Exploit prediction
EPSS 2%

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.

Affected

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

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

x_refsource_CONFIRMMitigationVendor Advisory
https://access.redhat.com/security/cve/CVE-2020-12351
x_refsource_CONFIRMIssue TrackingMitigationVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25661

CVSS

Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-843

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