Type confusion in MediaTek chipset
Priority LOW 31CWE-843Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-843 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00154 4th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| MediaTek | MediaTek chipset | MT2718; MT6899; MT6985; MT6989; MT6991; MT8115; MT8186; MT8188; MT8196; MT8365; MT8367; MT8370; MT8371; MT8390; MT8391; MT8395; MT8676; MT8678; MT8766; MT8768; MT8775; MT8781; MT8786; MT8788E; MT8791T; MT8792; MT8793; MT8796; MT8873; MT8883; MT8893; MT8910 | — | No fix listed | CNA |
- MediaTek chipset VendorMediaTek Affected MT2718; MT6899; MT6985; MT6989; MT6991; MT8115; MT8186; MT8188; MT8196; MT8365; MT8367; MT8370; MT8371; MT8390; MT8391; MT8395; MT8676; MT8678; MT8766; MT8768; MT8775; MT8781; MT8786; MT8788E; MT8791T; MT8792; MT8793; MT8796; MT8873; MT8883; MT8893; MT8910 Fixed in — No fix listed CNA
CPE configurations NVD · 64
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mediatek:mt8115_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8115:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8186_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8186:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8188_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8188:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8196_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8196:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8365_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
- cpe:2.3:o:mediatek:mt8115_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8115:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8186_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8186:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8188_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8188:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8196_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8196:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8365_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8365:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
Show 54 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:mediatek:mt8367_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8367:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8370_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8370:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8371_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8371:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8390_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8390:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8391_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8391:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8395_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8395:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8676_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8676:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8678_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8766_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8768_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8775_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8775:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8781_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8786_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8788e_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8788e:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8791t_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8792_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8793_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8796_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8796:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8873_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8873:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8883_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8883:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8893_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8893:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt8910_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt8910:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt2718_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt2718:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt6899_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt6985_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt6989_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
| cpe:2.3:o:mediatek:mt6991_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MediaTek |
| cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MediaTek |
- cpe:2.3:o:mediatek:mt8367_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8367:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8370_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8370:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8371_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8371:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8390_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8390:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8391_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8391:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8395_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8395:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8676_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8676:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8678_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8678:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8766_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8768_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8775_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8775:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8781_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8786_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8788e_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8788e:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8791t_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8792_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8792:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8793_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8793:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8796_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8796:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8873_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8873:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8883_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8883:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8893_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8893:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt8910_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt8910:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt2718_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt2718:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt6899_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt6899:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt6985_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt6985:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt6989_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt6989:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
- cpe:2.3:o:mediatek:mt6991_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MediaTek
- cpe:2.3:h:mediatek:mt6991:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MediaTek
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-20451
- 2026-10-03 Alias added: GHSA-gx35-9jr2-9663
References
More MediaTek Mt2718 Firmware vulnerabilities
- TI-2026-67591 Out-of-bounds write in MediaTek vdec enables privilege escalation CVSS 3.1HIGH 8.8
- TI-2026-16643 Heap-based buffer overflow in MediaTek chipset CVSS 3.1HIGH 8.4
- TI-2026-16642 Heap-based buffer overflow in MediaTek chipset CVSS 3.1HIGH 8.4
- TI-2026-67566 Privilege escalation in MediaTek Video HAL from missing bounds check CVSS 3.1HIGH 8.4
- TI-2026-16629 Improper check for unusual conditions in MediaTek chipset CVSS 3.1MEDIUM 6.7
- TI-2026-67594 Out-of-bounds write in MediaTek venc allows local escalation CVSS 3.1MEDIUM 6.7
Sources
- CVE-2026-20451 · CVE Program
- CVE-2026-20451 · NVD
- FIRST EPSS
- GHSA-gx35-9jr2-9663 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences