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6.7
MEDIUM CVSS 3.1
CVE-2026-20451
Samsung Linux Base Console (SLBC) Type Confusion Out-of-Bounds Write Vulnerability
Overview
Description

In slbc, there is a possible out of bounds write due to type confusion. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10828685; Issue ID: MSV-6504.

Details
INFO

Published Date :

May 4, 2026, 7:15 a.m.

Last Modified :

May 7, 2026, 12:42 p.m.

Remotely Exploit :

No

Source :

[email protected]
Impact
Affected Products

The following products are affected by CVE-2026-20451 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Mediatek mt8365_firmware
2 Mediatek mt6985
3 Mediatek mt6989
4 Mediatek mt8791t
5 Mediatek mt8766
6 Mediatek mt8768
7 Mediatek mt8781
8 Mediatek mt8786
9 Mediatek mt8188
10 Mediatek mt8390
11 Mediatek mt8395
12 Mediatek mt8676
13 Mediatek mt8678
14 Mediatek mt8775
15 Mediatek mt8792
16 Mediatek mt8796
17 Mediatek mt8365
18 Mediatek mt8893
19 Mediatek mt8186
20 Mediatek mt6899
21 Mediatek mt6991
22 Mediatek mt8788e
23 Mediatek mt8370
24 Mediatek mt8196
25 Mediatek mt2718
26 Mediatek mt6899_firmware
27 Mediatek mt6985_firmware
28 Mediatek mt6989_firmware
29 Mediatek mt6991_firmware
30 Mediatek mt8676_firmware
31 Mediatek mt8678_firmware
32 Mediatek mt8766_firmware
33 Mediatek mt8768_firmware
34 Mediatek mt8781_firmware
35 Mediatek mt8786_firmware
36 Mediatek mt8788e_firmware
37 Mediatek mt8791t_firmware
38 Mediatek mt8796_firmware
39 Mediatek mt8391
40 Mediatek mt8115
41 Mediatek mt8873
42 Mediatek mt8883
43 Mediatek mt8793
44 Mediatek mt8367
45 Mediatek mt8910
46 Mediatek mt8775_firmware
47 Mediatek mt8792_firmware
48 Mediatek mt8793_firmware
49 Mediatek mt8873_firmware
50 Mediatek mt8883_firmware
51 Mediatek mt8893_firmware
52 Mediatek mt8196_firmware
53 Mediatek mt8367_firmware
54 Mediatek mt8910_firmware
55 Mediatek mt8115_firmware
56 Mediatek mt8186_firmware
57 Mediatek mt8188_firmware
58 Mediatek mt8370_firmware
59 Mediatek mt8371_firmware
60 Mediatek mt8371
61 Mediatek mt8390_firmware
62 Mediatek mt8391_firmware
63 Mediatek mt8395_firmware
64 Mediatek mt2718_firmware
: Total Affected Vendor : 1 | Products : 64
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
Apply the vendor patch to fix an out-of-bounds write vulnerability. This addresses potential privilege escalation.
  • Apply the vendor-provided patch.
  • Update the affected system.
  • Verify patch installation.
References
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-20451.

URL Resource
https://corp.mediatek.com/product-security-bulletin/May-2026 Vendor Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-20451 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-20451 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-20451 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2026-20451 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    May. 07, 2026

    Action Type Old Value New Value
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8115_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8115:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8186_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8186:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8188_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8188:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8196_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8196:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8365_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8367_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8367:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8370_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8370:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8371_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8371:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8390_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8390:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8391_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8391:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8395_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8395:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8676_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8676:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8678_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8766_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8768_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8775_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8775:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8781_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8786_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8788e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8788e:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8791t_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8792_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8793_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8796_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8796:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8873_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8873:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8883_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8883:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8893_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8893:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt8910_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt8910:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt2718_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt2718:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt6899_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt6985_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt6989_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:mediatek:mt6991_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:*
    Added Reference Type MediaTek, Inc.: https://corp.mediatek.com/product-security-bulletin/May-2026 Types: Vendor Advisory
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 04, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  • New CVE Received by [email protected]

    May. 04, 2026

    Action Type Old Value New Value
    Added Description In slbc, there is a possible out of bounds write due to type confusion. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10828685; Issue ID: MSV-6504.
    Added CWE CWE-843
    Added Reference https://corp.mediatek.com/product-security-bulletin/May-2026
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
Base CVSS Score: 6.7
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact